Maths is always daunting, there’s no way around it. But thanks to our collection of maths calculators, everyone can perform and understand useful mathematical calculations in seconds. Are you scared of trigonometry? Do you think geometry is “too complicated”? Fear not! Omni Calculator has your back, with a comprehensive array of calculators designed so that people with any level of mathematical knowledge can solve complex problems effortlessly. We have all sorts of triangle calculators, polygon calculators, perimeter, area, volume, trigonometric functions, algebra, percentages… You name it, we have it! In addition to the top-notch mathematical calculators, we include accurate yet straightforward descriptions of mathematical concepts to shine some light on the complex problems you never seemed to understand

Percentage Calculator

Percent Error Calculator

Percentage Change Calculator

Percentage Increase Calculator

Percentage Difference Calculator

Fraction to Percent Calculator

Percentage Decrease Calculator

Percentage of a Percentage Calculator

Square Root Calculator

Rounding Numbers Calculator

Exponent Calculator

Log Calculator (Logarithm)

Ratio Calculator

Antilog Calculator (Antilogarithm)

Complex Number Calculator

Cube Root Calculator

Eigenvalue Calculator 2x2

Factorial Calculator

Hyperbolic Functions Calculator

Proportion Calculator

Quadratic Formula Calculator

Remainder Calculator

Average Calculator

Geometric Mean Calculator

Factor Calculator

Modulo Calculator

GCF Calculator - Greatest Common Factor

LCM Calculator - Least Common Multiple

Prime Factorization Calculator

GCF and LCM Calculator

Weighted Average Calculator

Slope Calculator

Perpendicular Line Calculator

Distance Calculator

Dot Product Calculator

Cross Product Calculator

Cylindrical Coordinates Calculator

Equation of a Circle Calculator

Linear Interpolation Calculator

Midpoint Calculator

Parabola Calculator

Parallel Line Calculator

Polar Coordinates Calculator

Slope Intercept Form Calculator

Spherical Coordinates Calculator

Three-Dimensional Distance Calculator

Unit Vector Calculator

Law of Cosines Calculator

Law of Sines Calculator

Cosine Calculator

Sine Calculator

Tangent Calculator

Trigonometric Functions Calculator

Trigonometry Calculator

Circumference Calculator

Pythagorean Theorem Calculator

Triangle Area Calculator

Right Triangle Calculator

Ellipse Calculator

Arc Length Calculator

30 60 90 Triangle Calculator

45 45 90 Triangle Calculator

Area of a Polygon Calculator

Area of a Rectangle Calculator

Area of a Right Triangle Calculator

Area of a Square Calculator

Area of a Trapezoid Calculator

Circle Calc: find c, d, a, r

Diagonal of a Rectangle Calculator

Diagonal of a Square Calculator

Equilateral Triangle Calculator

Golden Rectangle Calculator

Heron's Formula Calculator

Hexagon Calculator

Hypotenuse Calculator

Isosceles Triangle Calculator

Kite Area Calculator

Moment of Inertia Calculator

Octagon Calculator

Parallelogram Area Calculator

Parallelogram Perimeter Calculator

Pentagon Calculator

Perimeter of a Polygon Calculator

Perimeter of a Rectangle Calculator

Perimeter of a Square Calculator

Perimeter of a Triangle Calculator

Polygon Calculator

Quadrilateral Calculator

Reference Angle Calculator

Rhombus Area Calculator

Right Triangle Side and Angle Calculator

Special Right Triangles Calculator

Square Calc: find A, P, d

Triangle Angle Calculator

Triangle Height Calculator

Volume Calculator

Surface Area Calculator

Cylinder Volume Calculator

Cone Volume Calculator

Sphere Calc: find V, A, d

Area of a Sphere Calculator

Cube Calculator

Height of a Cylinder Calculator

Pyramid Volume Calculator

Radius of a Cylinder Calculator

Radius of a Sphere Calculator

Rectangular Prism Calculator

Right Cylinder Calc: find A, V, A_l, A_b

Sphere Volume Calculator

Surface Area of a Cylinder Calculator

Surface Area of a Hemisphere Calculator

Triangular Prism Calculator

Volume of a Hemisphere Calculator

Arithmetic Sequence Calculator

Geometric Sequence Calculator

Fibonacci Calculator

Sum of Linear Number Sequence