Horticulture calculators 🌼

• Compost
• Fertilizer
• Grass seed
• Lawn mowing
• Mulch
• Plant spacing
• Potting Soil
• Sod
• Soil
• Vapor pressure deficit chart
• Water soluble fertilizer

Agriculture calculators 🌾

• Animal mortality rate
• Cattle per acre
• Corn yield
• Cow gestation
• Feed conversion ratio

Pets calculators 🐕

• Benadryl dosage for dogs
• Bird age
• Cat age
• Cat BMI
• Cat chocolate toxicity
• Catculator
• Cat pregnancy
• Dog age
• Dog BMI
• Dog calorie
• Dog chocolate toxicity
• Dog food
• Dog pregnancy
• Dog size
• Dry matter
• Goat gestation
• Horse gestation
• Horse weight
• Omega-3 for dogs
• Tramadol for dogs

Genetics calculators 🧬

• Allele frequency
• Dihybrid cross Punnet square
• Ligation
• Punnett square
• Trihybrid cross Punnet square

Other calculators

• Crickets Chirping Thermometer
• Leaves on tree
• Protein molecular weight
• Tree height
• Tree value

Biochemistry calculators 🧫

• Buffer capacity
• Buffer - pH
• Cell EMF
• Henderson Hasselbalch
• Michaelis-Menten equation
• Osmotic pressure
• Rate constant

Physical chemistry calculators ⚗️

• Arrhenius Equation
• Atomic mass
• Boiling point
• Boiling point at altitude
• Entropy
• Freezing point depression
• Gibbs free energy
• Gibbs' phase rule
• Half life
• Langmuir isotherm
• Molar mass of gas
• Molecular weight
• Nernst equation
• Partial pressure
• Radiocarbon dating
• STP (Standard temperature and pressure)
• Vapor pressure
• Vapor pressure of water

Stoichiometry and solutions calculators 🧪

• Atom
• Avogadro's number
• Bleach dilution
• Bond order
• Concentration
• Dilution factor
• Equilibrium constant
• Grams to moles
• Kp
• Mixing ratio
• Molality
• Molarity
• Mole
• Mole fraction
• Neutralization
• Percentage concentration to molarity
• Percent yield
• pH
• ppm to molarity
• Serial dilution
• Solution dilution
• Theoretical yield
• Titration
• Water hardness

Other calculators

• Activation energy

Construction converters 👷

• Board foot
• Cubic yard
• Size to weight (rectangular box)
• Square footage
• Square yards

Construction materials calculators 🏗️

• Aluminum weight
• Baluster
• Beam load
• Brick
• Cement
• Concrete
• Concrete block
• Concrete block fill
• Concrete - column
• Concrete - tube
• Concrete weight
• Decking
• Framing
• French drain
• Glass weight
• Gravel
• Grout
• Insulation
• Log weight
• Metal weight
• Mortar
• Plate weight
• Rebar calculator
• Retaining wall
• Rip rap
• River rock
• Sand
• Steel plate weight
• Steel weight
• Thinset
• Vinyl fence
• Wall square footage

Home and garden calculators 🏡

• Air conditioner BTU
• Carpet (Rug)
• CFM
• Drywall
• Fence
• Flooring
• Furnace size
• Paint
• Paver
• Paver sand
• Plywood
• Ramp
• Siding
• Square yard
• Stairs
• Tile
• Vinyl siding
• Wainscoting
• Wallpaper

Roofing calculators 🏠

• Metal roof cost
• Rafter length
• Roofing
• Roof pitch
• Roof truss
• Snow load

Driveway calculators 🚧

• Asphalt
• Concrete driveway cost
• Gravel driveway

Other calculators

• Angle cut
• Angle of depression
• Beam Deflection
• Bolt torque
• Elevation grade
• Heat loss
• Miter angle
• Passive house savings
• Pipe volume
• Pool volume
• Tank volume
• Trump's Wall

• Acreage
• Angle conversion
• Area conversion
• Binary
• Binary to hexadecimal
• Byte conversion
• CGS system of units converter
• Conversion
• Coordinates converter
• Cubic feet
• Decimal to hexadecimal
• Degrees minutes seconds
• Density conversion
• Energy conversion
• Feet and inches
• Fluid ounces to cups
• Force converter
• Fuel economy conversion
• Gallon
• Gallons to pounds
• Grams To Calories
• Grams to ounces
• Inches to fraction
• Knots to mph
• Lat lon to UTM
• Length converter
• mg to ml
• Military time converter
• Minutes to hours converter
• Nm to ft-lbs converter
• Paper Quantity Converter
• Pixels to inches converter
• Power converter
• PPM
• ppm to mg/l converter
• Pressure conversion
• Px to em to pt to %
• Quantity Converter
• Radiation Converter
• Scale conversion
• Speed conversion
• Temperature conversion
• Time unit converter
• Time zones converter
• Torque to hp
• Torr to atm
• Unix time converter
• Volume conversion
• Weight converter

Eco footprint calculators ♻️

• Bag Footprint
• Christmas Tree Footprint
• COVID-19 waste
• Flight carbon footprint
• Hand drying footprint
• Meat footprint
• Plastic Footprint

Renewable energy calculators 🔋

• Hydroelectric power
• Wind turbine

Other calculators

• Books vs e-Books
• Car vs. Bike
• Cigarette butts
• CO2 breathing emission
• Fish mercury
• Plug-in hybrid economy
• Shannon diversity index
• Smog
• Tap water

Everyday savings calculators 💰

• Back to school
• Bath vs shower
• Beach Price Index
• Data usage
• Electricity cost
• Electricity cost - single usage
• House cleaning cost
• LED savings
• Quit smoking and save
• Shower cost
• Toilet paper
• Toothpaste
• Unit price

Transportation calculators 🚘

• 0-60
• Boat speed
• Commute
• Compression ratio
• Crosswind
• Drive Time Calculator
• Engine horsepower
• Flight Radiation
• Gas
• Helium balloons
• MPG
• RPM
• Speed
• Tesla charging cost
• Ticket optimizer
• Tire size
• Traffic density

Time and productivity calculators ⏱️

• Add time
• Age
• Age difference
• Anniversary
• Audiobooks
• Birthday
• Business days
• Calendar
• Chronological age
• Cycle time
• Date
• Date to date
• Deadline
• Email alternatives
• English learning time
• Every second
• Hours
• Hours and minutes
• Korean age
• Lead time
• Leap year
• Louise Glück poetry
• Meeting cost
• Minute
• Month counter
• Podcasts
• Pomodoro Technique
• Quarantine binge watching
• Quarantine books
• Quarantine silver lining
• Reading speed
• Reading time
• Reverse time
• Social Media Time Alternatives
• Subtract time
• The Witcher
• Time
• Time card
• Time difference
• Time duration
• Time to decimal
• TV alternatives
• TV series duration
• Words per minute

Clothing and sewing calculators 👗

• Belt size
• Bikini body shape
• Bra size
• Circle skirt
• Dress size
• Glove size
• Hat size
• Jacket size
• Jeans size
• Lost socks
• Pleated skirt
• Quilt
• Quilt binding
• Ring Size
• Shoelace length
• Shoe Size Conversion
• Sock size
• Tablecloth size
• Weighted blanket

Other calculators

• Cord of wood
• Coronavirus Mask Calculator
• Desk height
• Dilution ratio
• Expiration date
• Hair growth
• Hammock hang
• How many tables
• Lighting
• One-time child costs
• Paper thickness
• Paper weight
• Period Products Cost
• Roll length
• Standing desk height

Business planning calculators 💼

• Build vs. Buy
• Business budget
• CPC and CPM
• CPM
• Day sales outstanding (DSO)
• Days inventory outstanding (DIO)
• Days payable outstanding (DPO)
• Full-Time Equivalent
• Herfindahl-Hirschman index (HHI)
• Labor cost
• Lemonade Stand
• Margin of safety
• Net income
• Online marketing conversion
• Pre and post-money valuation
• SaaS lifetime value
• Sales commission
• Smoker's CTC
• Software contract value
• Website ad revenue
• YouTube money

Investment calculators 📈

• 401k
• After-tax cost of debt
• Altman Z-Score
• Annuity
• Annuity payout
• Appreciation
• APY
• Break even
• CAGR
• Capital gains yield
• CAPM
• Cash conversion cycle
• Cash flow to debt ratio
• Cash ratio
• CD
• Compound growth
• Compound interest
• Compound interest rate
• Cost of Equity
• Credit spread
• Current ratio
• Defensive interval ratio
• Deferred annuity
• Degree of operating leverage
• Depreciation
• Discounted cash flow
• Dividend
• Dividend discount model
• Dividend payout ratio
• EAR
• Earnings per share
• Earnings per share (EPS) growth
• EBIT
• EBITDA
• EBITDA margin
• EBITDA multiple
• Economic value added
• Effective interest rate
• Enterprise value
• Equivalent rate
• Expense ratio
• Fixed deposit
• Forward Rate
• Free cash flow
• Free cash flow to equity (FCFE)
• Free cash flow to firm (FCFF)
• Future value
• Future value of annuity
• Holding period return
• Interest coverage ratio
• Inventory turnover
• Investment
• IRR
• Marginal cost
• Market capitalization
• MIRR
• Money market account
• Moving average
• Mutual fund
• Net profit margin
• NOPAT
• NPV
• Operating cash flow
• Operating cash flow ratio
• Opportunity cost
• Payback period
• PEG ratio
• Perpetuity
• Present value
• Present value of annuity
• Price/earnings ratio
• Price to book ratio
• Price to cash flow ratio
• Price to sales ratio
• Profitability index
• PVIFA
• Quick ratio
• Rate of return
• Real rate of return
• Residual income
• Retirement withdrawal
• Return On Capital Employed
• Return on Equity (ROE)
• Return on invested capital (ROIC)
• Return on sales (ROS)
• Revenue growth
• ROA
• ROI
• Roth IRA
• Rule of 72
• Savings interest rate
• Savings withdrawal
• Sharpe ratio
• Stock
• Stock average
• Systematic investment plan
• Time value of money
• Unlevered beta
• WACC
• Working capital

Sales calculators 💸

• Black Friday
• Check digit
• Commission
• Contribution margin
• Cyber Monday
• Discount
• Double discount
• Economic order quantity (EOQ)
• Ending inventory
• Margin
• Margin and sales tax
• Margin and VAT
• Margin with discount
• Markdown
• Markup
• Markup and margin (2 sets)
• Paypal fee
• Percentage Discount
• Percent off
• Profit
• Receivables turnover
• Sales
• Triple discount

Tax and salary calculators 🧾

• AGI
• Annual income
• Biden's Tax Plan
• Gratuity
• Gross to net
• GST
• Hourly to salary
• Income tax Australia
• Kalkulator podatku cukrowego
• MAGI
• Mileage reimbursement
• Net to gross
• Overtime
• Pay raise
• Salary
• Salary to hourly
• Sales tax
• VAT

Real estate calculators 🏠

• Cap rate
• Commercial lease
• FHA loan
• Gross rent multiplier
• Home affordability
• Home value US
• LTV (Loan to Value)
• Net Effective Rent
• PMI
• Price per square foot
• Prorated rent
• Real estate commission
• Real estate commission w/ VAT
• Rental Commission
• Rental property
• Rent or buy
• VA loan

Personal finance calculators 💰

• 529
• Auto loan
• Balloon payment
• Boat loan
• Budget
• Car affordability
• Car depreciation
• CASH Act of 2020
• Cell phone plan
• Child tax credit
• Credit card payoff
• Cross exchange rate
• Dream come true
• Early retirement
• Interest rate
• IRA
• Lease
• Lease mileage
• Loan repayment
• Millionaire
• Net Worth
• Payday loan
• Personal loan
• RD (recurring deposit)
• Rent
• Retirement
• RMD
• Sabbatical
• Salary inflation
• Savings
• Savings goal
• Savings plan
• Scrap gold
• Scrap silver
• Second stimulus check
• Second stimulus check - HEROES Act
• Stimulus check (40k cap)
• Stimulus check - American Rescue Plan
• Stimulus check - CAAF vs. HEALS vs. HEROES
• Stimulus check - HEALS Act
• Stimulus payment
• Trump tax
• Unemployment benefit - CARES Act
• Unemployment benefit - HEALS vs. HEROES
• Unemployment benefit - Lost Wages Assistance (LWA)
• Unpaid work
• Wedding budget

Debt management calculators 💳

• 28/36 Rule
• Amortization
• APR
• Biweekly Mortgage
• Blended rate
• Credit card
• Credit card interest
• Credit card minimum payment
• Credit card payment
• Credit utilization
• Debt
• Debt avalanche
• Debt consolidation
• Debt payoff
• Debt service coverage ratio
• Debt snowball
• Debt to asset ratio
• Debt-to-capital ratio
• Debt to equity
• Debt to income ratio
• Economic Injury Disaster Loan Emergency Advance (EIDL)
• Finance charge
• Home loan
• Home mortgage
• Interest-only mortgage
• Land loan
• Loan balance
• Loan Calculator
• Loan payment
• Moratórium
• Mortgage
• Mortgage Amortization Calculator
• Mortgage calculator with extra payments
• Mortgage calculator with taxes and insurance
• Mortgage Payoff Calculator
• Mortgage penalty
• Mortgage prepayment
• Mortgage refinance
• Partially amortized loan
• Paycheck Protection Program (PPP)
• PITI
• Post judgment interest
• RV loan
• Simple interest
• Sinking fund
• Student loan
• Student Loan Payment Calculator
• Student Loan Repayment - Covid

Microeconomics calculators 💲

• Accounting profit
• Average Variable Cost
• Consumer Surplus Calculator
• Cross price elasticity
• Economic profit
• Marginal revenue
• Optimal price
• Price elasticity of demand
• Productivity
• Revenue

Macroeconomics calculators 💵

• Buying power
• Cobb-Douglas production function
• Comparative advantage
• CPI Inflation
• Deadweight loss
• Discretionary Income
• Disposable income
• GDP
• GDP deflator
• GDP growth rate
• GDP per capita
• Inflation
• Marginal Propensity to Consume
• Money multiplier
• MPS calculator
• Real interest rate
• Spending multiplier
• Unemployment rate

Other calculators

• Basis point
• Brexit
• Dart rate
• Price / quantity
• TRIR
• Turnover rate
• VA disability

Cooking converters 🥄

• Butter
• Cake pan
• Cooking measurement
• Cups to pounds
• Grams to cups
• Grams to tablespoons
• Grams to teaspoons
• ml to grams
• Pounds to cups
• Rice to water ratio

Breakfast calculators 🍳

• Bread spreads
• Coffee kick
• Coffee to water ratio
• Eggs
• Eggs (old)
• Pancake Recipe
• Perfect pancake

Party calculators 🍸

• BBQ party
• Beer pong
• Cake serving
• Chilled drink
• How much ham per person
• Party drink
• Pizza comparison
• Pizza party
• Pizza size
• Thanksgiving
• Thanksgiving Calories
• Turkey thawing
• Wedding alcohol

Other calculators

• ABV
• Alcohol dilution
• Brine
• Chocolate
• Donut
• Ham cooking time
• Pizza baking
• Quarantine food
• Taco bar
• Tea brewing
• Turkey cooking time
• Turkey defrost time
• Turkey size

Body measurements calculators 📏

• A Body Shape Index (ABSI)
• Adjusted Body Weight
• Air force PT
• APFT
• Army body fat
• BAI
• BMI (body mass index)
• BMI calculator for kids
• BMI calculator for men
• BMI calculator for teens
• BMI calculator for women
• Body fat
• Body shape
• Fat-free mass index
• Geriatric BMI
• Ideal weight
• Lean body mass
• Navy body fat
• Ponderal Index
• Relative fat mass
• Waist-Hip Ratio
• Waist to Height

Dietary calculators 🥗

• Added sugar intake
• Basal energy expenditure
• BMR - Harris-Benedict equation
• BMR - Katch-McArdle equation
• BMR - Mifflin St Jeor equation
• Calorie
• Carbohydrates
• EER (Estimated Energy Requirement)
• Fat intake
• Fiber
• IIFYM (If It Fits Your Macros)
• Keto
• Macro
• Maintenance Calorie
• Meal calorie
• Micronutrient
• Net carbs
• Protein
• Quarantine activity
• RMR
• Simple calorie intake
• TDEE - Total Daily Energy Expenditure
• Vitamin
• Vitamin A
• Weight gain
• Weight Watchers points

Metabolic disorders calculators 🍟

• Ast alt ratio
• Child Pugh
• Cholesterol ratio
• Cholesterol units
• FIB-4
• LDL cholesterol
• MELD
• NAFLD fibrosis score
• Serum-ascites albumin gradient (SAAG)
• VLDL

Fertility & pregnancy calculators 🤰

• Bishop score
• Clomid ovulation
• Conception date
• Crown-rump length
• Due date
• EDD (Estimated Date of Delivery)
• Flange size
• Fundal height
• Gestational Age
• hCG levels
• Implantation
• IVF due date 👶
• MCA perintology
• Nuchal translucency
• Ovulation
• Period
• Pregnancy test
• Pregnancy weight gain
• Progesterone to estradiol ratio
• Reverse due date
• Testosterone to estrogen ratio
• twinning
• VBAC risk score

Addiction medicine calculators 🚬

• Addiction
• Alcohol units
• Audit-C screen
• Audit test
• BAC
• Caffeine
• CAGE questionnaire
• Cigarette
• CIWA calculator
• Fagerstrom test for nicotine dependence
• HSI
• Lille score
• Standard drink

Diabetes calculators 💉

• Blood sugar converter
• Diabetes risk
• Estimated average glucose
• Glycemic index
• Glycemic load
• Hemoglobin A1c
• HOMA-IR
• Insulin dosage
• QUICKI

Cardiovascular system calculators ❤️

• 6 minute walk test
• Ankle-brachial index
• Aortic valve area
• Blood pressure
• Cardiac index
• Cardiac output
• CHA₂DS₂-VASc
• CVD Risk
• DAPT
• Duke Treadmill Score
• ECG boxes to seconds
• ECG heart rate
• Framingham risk
• GRACE
• Gupta Perioperative Risk for Myocardial Infarction or Cardiac Arrest (MICA)
• HAS-BLED Calculator
• Heart failure life expectancy
• HEART score
• ICH volume
• LV mass index
• MAP (mean arterial pressure)
• PERC
• PISA
• Pulmonary Embolism (Wells)
• Pulmonary vascular resistance
• QTc
• Revised Cardiac Risk Index
• Stroke volume
• TIMI Score for STEMI
• TIMI Score for UA/NSTEMI

Electrolytes & fluids calculators 🧪

• Anion gap
• Arterial blood pH
• Corrected calcium
• Corrected Magnesium
• Drip rate
• Drops per minute
• Free water deficit
• Parkland formula
• Serum osmolality
• Sodium change in hypertriglyceridemia
• Sodium correction
• Sodium correction for hypo- and hypernatremia
• Sodium deficit
• Total body water
• Urine anion gap
• Venous blood pH
• Winters' formula

Urology & nephrology calculators 🚽

• Adrenal washout calculator
• Albumin creatinine ratio
• Bladder volume
• BUN/creatinine ratio
• Creatinine clearance
• EORTC Bladder Cancer Recurrence and Progression Calculator
• FENa
• FEUrea
• GFR (estimated glomerular filtration rate)
• Kidney failure risk
• Kt/V
• Metastatic prostate cancer prognosis
• Protein creatinine ratio
• PSA density
• PSA doubling time
• Transtubular potassium gradient
• Urine output
• URR (urea reduction ratio)

Hematology calculators 🆎

• Absolute eosinophil count
• Absolute lymphocyte count
• Absolute reticulocyte count
• Age-Adjusted D-dimer
• ANC
• Blood donor
• Blood loss
• Blood type
• Blood volume
• Corrected reticulocyte count
• Diffuse large B-cell lymphoma prognosis
• Hematocrit to hemoglobin
• INR
• Iron deficiency
• MIPI
• Plasma volume
• Transferrin saturation

Pediatric calculators 🧒

• Adjusted age
• Amoxicillin pediatric dosage
• APGAR score
• Baby formula
• GIR (Glucose Infusion Rate)
• Height
• Infant Tylenol dosage
• Maintenance fluids for children
• Newborn Hyperbilirubinemia Assesment
• PECARN
• Pediatric blood pressure
• Pediatric blood transfusion
• Pediatric blood volume
• Pediatric dose
• Pediatric epinephrine dose
• Pediatric GFR (glomerular filtration rate)

Percentile calculators 👶

• Baby percentile
• Birthweight percentile
• Child BMI percentile
• Child height percentile
• Child weight percentile
• Fetal weight percentile
• Head circumference percentile
• IQ percentile

Pulmonary calculators 💨

• AA gradient
• BODE Index
• CURB-65
• Endotracheal tube size
• Light's criteria
• Lung Cancer Risk
• Lung capacity
• Lung nodule growth rate
• Oxygenation Index
• Pack year
• Peak flow
• PF ratio
• PSI
• Rapid shallow breathing index
• Revised Geneva Score
• Smoking recovery
• Tidal volume
• Vital capacity

Dosage calculators 💊

• Adderall dosage
• Aleve dosage
• Benadryl
• Benzodiazepine conversion
• Dosage
• Fish oil
• Gabapentin dosage
• Hydroxychloroquine dose
• Ibuprofen dosage
• Levothyroxine dosage
• Melatonin dosage
• Paracetamol dosage
• tPA
• Tramadol dosage
• Tylenol dosage
• Vitamin D

General health calculators ⚕️

• 20/20 Vision for 2020
• Acid-base
• Alvarado score
• APACHE II
• APRI
• Barthel index
• BASDAI score
• BED
• Bicarbonate deficit
• Braden score (Braden scale for pressure ulcers)
• Breast cancer risk
• BSA
• Carboplatin
• Car heat
• Centor score
• Charlson Comorbidity Index (CCI)
• COVID-19 mortality risk
• Covid event risk
• Crohn's Disease Activity Index (CDAI) calculator
• Denver HIV risk score
• Depression Screening by PHQ-2
• Discriminant function
• Drug half life
• Duke Activity Status Index (DASI)
• Epworth sleepiness scale
• Free & Bioavailable Testosterone Calculator
• Glasgow coma scale
• Hand Sanitizer - Coronavirus
• Incidence rate
• Infectious disease and epidemic calculator (SIR model)
• Injury Severity Score (ISS)
• Intracerebral Hemorrhage (ICH)
• IV flow rate
• Mask vs. no mask
• Max vaccine immunity
• Medical Radiation
• MEWS score
• Mortality rate
• NIH stroke scale
• Noise Exposure Time
• Opioid conversion
• Padua score
• Pediatric Epworth sleepiness scale
• qSOFA
• Revised trauma score
• SAPS II
• Sepsis-3 criteria
• Sleep
• SOFA score
• Steroid conversion
• Tinetti
• Vaccine queue England
• Vaccine queue Northern Ireland
• Vaccine queue Scotland
• Vaccine queue UK
• Vaccine queue Wales
• Water Intake

Covid-19 vaccine calculators 😷

• Calcolatore di attesa per il vaccino in Italia
• Calculadora de turno de vacunación para Colombia
• Calculadora de turno de vacunación para República Dominicana
• Calculateur de queue pour le vaccin au Canada
• Calculateur de vaccin Belgique
• Calculateur de vaccin Suisse
• Calculator van de vaccinwachtrij in België
• Cola de vacunación en Mexico
• Corona-Impfterminrechner
• Corona-Impfterminrechner für die Schweiz
• Fila de vacinas contra a COVID-19 em Portugal
• Kalkulačka radu na vakcínu pre Slovenskú republiku
• Kalkulátor fronty na vakcínu pro Českou republiku
• kolejka szczepionkowa
• Oltási Sorrend Magyarország
• Queue pour vaccin France
• Türkiye için aşı sırası hesaplayıcı
• Turno de vacunación en España
• Turno de Vacunación para Argentina
• Turno de Vacunación para Chile
• Turno de Vacunación para Ecuador
• Turno de Vacunación para Perú
• US Vaccine Strategy Calculator
• Vaccine efficacy
• Vaccine production
• Vaccine queue Australia
• Vaccine queue calculator for India
• Vaccine queue Canada
• Vaccine queue for Malaysia
• Vaccine queue Ireland
• Vaccine queue Netherlands
• Vaccine queue Philippines
• Vaccine queue Russia
• Vaccine queue South Africa
• Черга на вакцинацію в Україні Калькулятор

Other calculators

• Aldrete score
• Football Calorie (2018 WC Edition)
• Morphine equivalents MME
• NNT
• Pokémon Go weight loss
• Reopening Calculator - Coronavirus
• Social Distancing
• Swiss cheese model - coronavirus protection
• Time of death
• TI-RADS

Percentages calculators 💯

• Average percentage
• Convert fraction to percentage
• Decimal to percent
• Doubling time
• Percentage
• Percentage change
• Percentage decrease
• Percentage difference
• Percentage increase
• Percentage of a percentage
• Percent error

Algebra calculators 🔡

• Adding and subtracting polynomials
• Antilog
• Binomial coefficient
• Change of base formula
• Chinese remainder theorem
• Completing the square
• Complex conjugate
• Complex number
• Complex root
• Condense logarithms
• Cross multiplication
• Cube root
• Descartes rule of signs
• Diamond problem
• Discriminant
• Error function
• Expanding logarithms
• Exponent
• Exponential growth
• Factorial
• Factoring trinomials
• FOIL
• Gamma function
• Hyperbolic functions
• Log
• Log base 2
• Multiplying binomials
• Multiplying polynomials
• Natural logarithm
• Negative log
• Partial fraction decomposition
• Perfect square trinomial
• Polynomial division
• Polynomial graphing
• Power set
• Proportion
• Quadratic formula
• Quaternion
• Radical
• Ratio
• Rational zeros
• Remainder
• Root
• Rounding
• Square root
• Subset
• Synthetic division
• Union and intersection

Arithmetic calculators ➗

• Absolute value
• Addition
• Associative property
• Average
• Binary division
• Binary multiplication
• Binary operations
• Binary subtraction
• Bit shift
• Bitwise
• Consecutive integers
• Decimal
• Digital root
• Distributive property
• Dividing exponents
• Dividing radicals
• e power x
• Expanded form
• Factor
• Fundamental counting principle
• GCF
• GCF and LCM
• Geometric mean
• Graphing inequalities on a number line
• Harmonic mean
• Integer
• Inverse modulo
• LCM
• Long addition
• Long division
• Long multiplication
• Long subtraction
• Mean
• Modulo
• Multiplication
• Multiplicative inverse
• Multiplying exponents
• Multiplying radicals
• One's complement
• Order of magnitude
• Pascal's triangle
• Perfect square
• Prime factorization
• Prime number
• Quotient
• Rationalize denominator
• Reciprocal
• Root mean square
• Simplifying radicals
• Standard form
• Subtraction
• Two's complement
• Unit rate
• Weighted average

Coordinate geometry calculators 📈

• Angle between two vectors
• Average rate of change
• Bilinear interpolation
• Cross product
• Cylindrical coordinates
• Distance
• Dot product
• Endpoint
• Equation of a circle
• Gradient
• Irregular polygon area
• Least squares regression line
• Linear interpolation
• Manhattan distance
• Midpoint
• Parabola
• Parallel line
• Perpendicular line
• Point slope form
• Polar coordinates
• Rise over run calculator
• Scatter plot
• Slope
• Slope intercept form
• Spherical coordinates
• Three-dimensional distance
• Vector
• Vector addition
• Vertex form

Fractions calculators 🍕

• Adding fractions
• Comparing fractions
• Decimal to fraction
• Dividing fractions
• Equivalent fractions
• Fraction
• Fraction exponent
• Fraction to decimal converter
• Improper fraction to mixed number
• LCD - Least Common Denominator
• Mixed number
• Mixed number to improper fraction
• Multiplying fractions
• Simplify/reduce fractions

Linear algebra calculators 🔢

• Adjoint matrix
• Characteristic polynomial
• Cofactor matrix
• Column space
• Cramer's rule
• Diagonalize matrix
• Eigenvalue and eigenvector
• Elimination method
• Gram-Schmidt
• Inverse matrix
• Linear combination
• Linear independence
• LU decomposition
• Matrix addition and subtraction
• Matrix determinant
• Matrix multiplication
• Matrix power
• Matrix rank
• Matrix transpose
• Null space
• Pseudoinverse
• QR decomposition
• (Reduced) row echelon form
• Substitution method
• Systems of equations
• Unit vector
• Vector magnitude
• Vector projection

Trigonometry calculators 📐

• Arccos
• Arcsin
• Arctan
• Cofunction
• Cosecant
• Cosine
• Cotangent
• Double angle formula
• Half angle
• Law of cosines
• Law of sines
• Phase shift
• Power reducing
• Secant
• Sine
• Sum and difference identities
• Tangent
• Trigonometric functions
• Trigonometry
• Unit circle

2D geometry calculators 📏

• Arc length
• Area
• Area of a circle
• Area of a rectangle
• Area of a regular polygon
• Area of a trapezoid
• Area of crescent
• Center of mass
• Central angle
• Centroid
• Circle calc: find c, d, a, r
• Circumference
• Clock angle
• Complementary angles
• Coterminal angle
• Cross sectional area
• Cycloid
• Diagonal of a rectangle
• Ellipse
• Ellipse area
• Golden rectangle
• Hexagon
• Kite Area
• Moment of inertia
• Octagon
• Orthocenter
• Parallelogram Area
• Parallelogram Perimeter
• Pentagon
• Perimeter
• Perimeter of a polygon
• Perimeter of a rectangle
• Quadrilateral Area
• Reference angle
• Regular polygon
• Rhombus Area
• Sector area
• Segment area
• Semicircle area
• Square calc: find A, P, d
• Supplementary angles
• Trapezoid

Triangle calculators 🔺

• 30 60 90 triangle
• 45 45 90 triangle
• Area of a right triangle
• Equilateral Triangle
• Heron's formula
• Hypotenuse
• Isosceles Triangle
• Perimeter of a triangle
• Pythagorean theorem
• Pythagorean triples
• Right triangle
• Right triangle side and angle
• Special right triangles
• Triangle angle
• Triangle area
• Triangle height
• Triangle inequality theorem

3D geometry calculators 📦

• Area of a hemisphere
• Area of a sphere
• Cone volume
• Cube
• Cube Calc: find v, a, d
• Cylinder volume
• Ellipsoid volume
• Height of a cylinder
• Pyramid volume
• Radius of a cylinder
• Radius of a sphere
• Rectangular Prism
• Right circular cone
• Right cylinder
• Right rectangular pyramid
• Sphere
• Sphere Volume
• Surface area
• Surface area of a cone
• Surface area of a cube
• Surface area of a cylinder
• Surface area of a rectangular prism
• Surface area of a triangular prism
• Surface area to volume ratio
• Tetrahedron volume
• Torus surface area
• Torus volume
• Triangular Prism
• Triangular pyramid volume
• Volume
• Volume of a cube
• Volume of a hemisphere
• Volume of a rectangular prism
• Volume of a triangular prism

Sequences calculators 🔗

• Arithmetic sequence
• Fibonacci
• Geometric sequence
• Sum of linear number sequence

Other calculators

• Golden ratio
• Scientific notation
• Significant figures

Redundant calculators

• Area of a square
• Diagonal of a square
• Perimeter of a square

Classical mechanics calculators ⚙️

• Acceleration
• Belt length
• Brake Mean Effective Pressure (BMEP)
• Carburetor CFM
• Car center of mass
• Car crash force
• Car jump distance
• Conservation of momentum
• Density
• Displacement
• Elastic potential energy
• Factor of Safety
• Force
• Free fall
• Free fall with air resistance
• Friction
• Gear ratio
• Gravitational force
• Hooke's law
• Horizontal projectile motion
• Ideal rocket equation
• Impulse and momentum
• Inclined plane
• Kinetic energy
• Magnitude of acceleration
• Maximum height - projectile motion
• Mechanical advantage
• Mohr's circle
• Newton's second law
• Normal force
• Piston Speed
• Poisson's ratio
• Potential energy
• Power-to-weight ratio
• Pressure
• Projectile motion
• Projectile motion experiment
• Projectile range
• Pulley
• Quarter mile
• Reduced mass
• Rocket thrust
• Rolling resistance
• Specific gravity
• Stress
• SUVAT
• Tension
• Thrust to weight ratio
• Time of flight - projectile motion
• Trajectory - projectile motion
• UFO travel
• Velocity
• Volume to mass
• Wind correction angle
• Wind load
• Work
• Work and power

Rotational and periodic motion calculators 🌎

• Angular acceleration
• Angular momentum
• Angular velocity
• Centrifugal force
• Centripetal force
• Coriolis Effect
• Damping ratio
• Kinetic energy of a pendulum
• Mass moment of inertia
• Physical Pendulum
• Rotational kinetic energy
• Rotational stiffness
• Simple Harmonic Motion
• Simple pendulum
• Speeds and feeds
• Torque

Waves calculators 🔊

• Alfvén velocity
• dB
• Diffraction grating
• Dipole
• Distance attenuation
• Doppler effect
• Frequency
• Harmonic wave equation
• Lumen to lux to candela
• Reverberation time
• Shear wave velocity
• Speed of Sound
• Speed of sound in solids
• Wavelength

Optics calculators 🔍

• Angular Resolution
• Aperture area
• Binoculars range
• Bragg's law
• Brewster Angle
• Index of refraction
• Lensmaker's Equation
• Malus law
• Smartphone projector
• Snell's law
• Telescope magnification
• Thin Lens Equation

Fluid mechanics calculators 💧

• Ballistic coefficient
• Bernoulli equation
• Buoyancy
• Darcy weisbach
• Drag equation
• Fan
• Flow rate
• Friction factor
• Friction loss
• Froude number
• Hydraulic jump
• Hydraulic pressure
• Hydraulic radius
• Hydrostatic pressure
• Knudsen number
• Lift coefficient
• Mach number
• Manometer
• Open channel flow
• Pipe flow
• Poiseuille's law
• Reynolds Number
• Stokes' law
• Water density
• Water viscosity

Atmospheric thermodynamics calculators ☁️

• Air density
• Air pressure at altitude
• Cloud base
• Density altitude
• Dew point
• Heat index
• Lightning distance
• Wet bulb

Thermodynamics calculators 🌡️

• Biot number
• Boltzmann factor
• Boyle's law
• Carnot efficiency
• Charles' law
• Compressibility factor
• Curie's Law
• Efficiency
• Electrical mobility
• Enthalpy
• Gay-Lussacs's law
• Heat capacity
• Ideal gas law
• Joule Heating
• Latent Heat
• Mean free path
• Newton's law of cooling
• Particles velocity
• Specific gas constant
• Specific heat
• Thermal conductivity
• Thermal energy
• Thermal expansion
• Thermodynamic processes
• Van der Waals equation

Electromagnetism calculators 🧲

• Acceleration of a particle in an electric field
• Capacitance
• Capacitive reactance
• Capacitor code
• Capacitor energy
• Capacitors in series
• Coulomb's law
• Crossover
• Cyclotron Frequency
• Delta to wye conversion
• Drift Velocity
• Electrical power
• Electric field of a point charge
• Energy density of electric and magnetic fields
• Faraday's Law
• Gauss's law
• Generator power
• Hall coefficient
• Hp to amps
• Ideal transformer
• Inductor energy
• Intrinsic carrier concentration
• kVA
• LED resistor
• Lorentz Force
• Magnetic declination
• Magnetic Field of Straight Current-Carrying Wire
• Magnetic Force Between Wires
• Magnetic Force on Current-Carrying Wire
• Magnetic Permeability
• Number density
• Ohm's law
• Parallel capacitor
• Parallel resistor
• Photon detection efficiency (SiPM)
• Power factor
• RC circuit
• Resistor color code
• Resonant frequency
• RLC circuit
• Series resistor
• Shockley diode calculator
• Solenoid inductance
• Solenoid Magnetic Field
• Spherical Capacitor
• Voltage divider
• Voltage drop
• Watt
• Watts to amps
• Wire gauge
• Wire resistance

Quantum mechanics calculators ⚛️

• Bohr Model
• Compton scattering
• Compton wavelength
• Curie constant
• De Broglie wavelength
• Fermi level
• Heisenberg uncertainty
• Hydrogen-like atom
• Magnetic moment
• Photoelectric effect
• Photon energy
• Rydberg equation
• Stefan Boltzmann law
• Wien's law

Relativity calculators 🚀

• e=mc2
• Gravitational time dilation
• Length contraction
• Relativistic kinetic energy
• Space travel
• Time dilation
• Velocity addition

Astrophysics calculators 🌌

• Alien civilization
• Black Hole Collision Calculator
• Black hole temperature
• Escape velocity
• Exoplanet discovery
• Hubble's Law
• Kepler third law
• Luminosity
• Orbital period
• Orbital velocity
• Radiation pressure
• Redshift Calculator
• Schwarzschild radius
• Synodic period

DIY experiments calculators 👩‍🔬

• Buoyancy experiment
• Flat vs. round Earth
• Hair diffraction
• Immersed weight
• Toilet paper race mass moment of inertia

Other calculators

• Arrow speed
• Earth curvature
• Engine displacement
• Piston force
• Sled
• Stopping distance
• Universe Expansion Calculator
• VSWR (Voltage Standing Wave Ratio)
• Weight on other planets
• Wing loading

Running calculators 🏃

• Bruce protocol METs
• Marathon pace
• Navy PRT
• Pace
• Race predictor
• Race time improvement
• Running calorie
• Steps to miles
• Stride length
• Training pace
• VO2 max runners

Cycling calculators 🚴‍♀️

• Bike Cadence and Speed
• Bike Gear
• Bike size
• Biking life gain
• Calories Burned Biking
• Chain length
• Cycling breakaway
• Cycling Heart Rate Zone
• Cycling wattage

Baseball calculators ⚾

• Batting Average
• ERA (Earned Run Average)
• Fielding percentage
• FIP (Fielding Independent Pitching)
• On base percentage
• Slugging percentage
• WAR (wins above replacement)
• WHIP (Baseball)

Calories burned calculators 🔥

• Calories burned
• Elliptical Calorie
• Stairs calorie
• Steps to calories
• Swimming calorie
• Walking calorie
• Weight loss

Other calculators

• Age-graded running
• Bench press
• DIN ski bindings
• Duckworth Lewis
• Elo rating
• ERG
• Fat burning zone
• Goals against average
• Heart rate
• Heart rate zone
• Hiking
• Hull speed
• Kiteboarding
• Max heart rate
• MET minutes per week
• Net Run Rate
• Passer rating
• Pool table room size
• Swimming time
• Target heart rate
• Tennis balls
• Triathlon nutrition
• Triathlon training
• TS (True Shooting Percentage)
• VO2 max
• Wilks
• Windsurfing
• Winning percentage

Risk & probability calculators 🎲

• Accuracy
• Bayes theorem
• Birthday Paradox
• Chebyshev's theorem
• Coin flip probability
• Combination
• Dice probability
• Dice roller
• Expected value
• Lottery
• Odds
• Permutation
• Probability
• Probability of 3 events
• Random number
• Relative risk
• Risk
• Sensitivity and specificity

Distributions calculators 🔔

• Benford's law
• Binomial distribution
• Central limit theorem
• Chi-square
• Empirical rule
• Exponential distribution
• Exponential growth prediction
• Geometric distribution
• Histogram
• Hypergeometric distribution
• Lognormal distribution
• Negative binomial distribution
• Normal distribution
• Poisson distribution
• Rayleigh distribution
• SMp(x)
• Weibull distribution

Descriptive statistics calculators 📊

• 5 number summary
• Box plot
• Coefficient of variation
• IQR
• Least to greatest
• Mean absolute deviation
• Mean median mode
• Median
• Median absolute deviation
• Midrange
• Minimum and maximum
• Mode
• Outlier
• Pearson correlation
• Percentile
• Percentile rank
• Population variance
• Quartile
• Range
• Relative standard deviation
• Simpson’s diversity index
• Skewness
• Standard deviation
• Standard error
• Stem and leaf plot
• Upper and lower fence
• Variance

Inferential statistics calculators 📉

• AB test
• Coefficient of determination
• Confidence interval
• Correlation coefficient (Matthews)
• Covariance
• Critical value
• Exponential regression
• Fisher's exact test
• Linear regression
• Margin of error
• Point estimate
• p-value
• Quadratic regression
• Relative error
• Shannon entropy
• t-test
• Z score
• Z-test

Other calculators

• 5★ rating average
• Class width
• Sample size
• Standard deviation index

Photo and video calculators 📷

• 3D render time
• Aspect ratio
• Audio file size
• Bandwidth
• Blink-free photos
• Crop factor
• Exposure
• Focal length
• Frames to timecode
• Image File Size
• Image ratio
• Pixels to print size
• PPI
• Projector
• Screen size
• Shutter speed
• Timecode to frames
• Time lapse
• TV mounting height
• TV size and distance
• Video file size (by format)
• Video frame size

Tech and electronics calculators 💻

• 3D printing cost
• Battery capacity
• Battery Life
• Cable impedance
• Chmod
• Crosstalk
• Data transfer
• Download time
• Drone flight time
• Drone motor
• eDPI
• Impedance matching
• IP subnet
• Logic gate
• Password entropy
• PCB Impedance
• PCB Trace Current
• PCB Trace Resistance
• PCB Trace Width
• Propagation delay
• RAID
• RF unit converter
• Uptime

Education calculators 🎓

• Classroom spacing
• College GPA
• Final grade
• GPA
• Grade
• High school GPA
• Semester grade
• Test grade

Music calculators 🎵

• BPM
• Fret
• Music interval
• Music scale
• Note frequency
• Port length
• Speaker box

Logistics calculators 🚚

• CBM for shipping
• Dimensional weight
• DPMO
• Freight class
• Reorder point
• Takt time

Other calculators

• Among Us
• Aquarium
• Azimuth
• Beauty products
• Christmas tree
• Day counter
• Day of the week
• Days until Christmas
• Diamond Weight
• Earthquake
• Engagement rate
• Flag
• Gender pay gap
• Humans vs vampires
• KD (Kill-to-death ratio)
• Minecraft end portal finder
• NaNoWriMo
• New Year's resolutions
• Pay Gap US
• PERT
• Pizza tip
• Pokemon Go Candy
• Rainfall volume
• Rain to snow
• Salt Dough
• Sectretary problem (Valentine's day)
• Snowman
• Streaming royalties
• Sunbathing
• Tip
• Tip from net price
• Total harmonic distortion
• White christmas
• Wind chill
• Zombie invasion