Free online math & engineering calculators and tools. Browse and use all Math & Engineering tools on Calciverse.
Compute area and volume for common shapes with diagrams, units, and step-by-step geometry formulas.
Mean, weighted average, and rolling totals
Safely handle huge numbers with grouping, readability helpers, and operations that normal calculators struggle with.
Mean ± Z × (s / √n). For population mean from sample.
Distance between two points (2D, 3D, or lat/long).
Add, subtract, multiply, divide fractions; simplify; convert decimal ↔ fraction on Calciverse.
Graph absolute value: corners, V-shifts, and piecewise intuition. Interactive visualization with a graphing calculator.
Graph cosine waves and phase shifts interactively. See y = cos(x) and scaled versions with a free online graphing calcul…
Explore cubic graphs: turning points, end behavior, and inflection visually. Plot cubics with an interactive graphing ca…
Visualize a function and its derivative: slopes, tangents, and monotonicity. Interactive graphing with paired curves on …
Graph exponentials: growth vs decay, bases, and long-run behavior. Interactive visualization with an online graphing cal…
Build inequality intuition by graphing boundary curves: parabolas, lines, and regions. Plot y = f(x) first, then shade r…
Connect functions with antiderivatives visually. Plot f and a simple antiderivative pair for intuition with an interacti…
Graph linear functions instantly: slope, intercepts, and rise/run on an interactive plane. Visualize y = mx + b with a f…
Graph logarithms and log laws visually: domain, asymptotes, and slow growth. Use an interactive graphing calculator in t…
Parametric intuition: motion along curves. This page plots y versus x using y = f(x) demos; full parametric (x(t), y(t))…
Explore piecewise graphs: branches, jumps, and corners. Use a single-expression plotter for demos, then reason about rul…
Polar intuition from polar equations: roses, circles, and radii patterns. Plot r = f(θ) ideas via related y = f(x) demos…
Graph polynomials interactively: degree, zeros, multiplicity, and end behavior. Visualize combined terms with a browser …
Graph parabolas and quadratic functions interactively. See vertex direction, width, and roots visually with an online gr…
Graph rational functions: asymptotes, holes, and long-run behavior on an interactive plane. Explore safely with a graphi…
Graph sine waves: amplitude, period, and phase shift interactively. Visualize y = sin(x) and transformations with a grap…
Graph two equations to find intersections: solutions to systems. Plot two lines with paired curves on an interactive gra…
Graph tangent: asymptotes, period, and slope patterns. Explore y = tan(x) interactively with a graphing calculator.
Learn shifts, stretches, and reflections by graphing transformed functions. Interactive practice with a graphing calcula…
Graph sin, cos, and tan together: period, amplitude, and asymptotes. Practice with an interactive trigonometric graphing…
Free online graphing calculator: plot y = f(x) with pan and zoom (JSXGraph). Enter expressions, try examples, and explor…
Decay: N = N₀ × 0.5^(t / t½). Enter any three to find the fourth.
Determinant, inverse, and multiplication for 2×2 matrices.
Analyze a list, or compute Arithmetic / Geometric / Fibonacci.
Common phrases, percentage difference, and increase/decrease by percent. Percentage calculator on Calciverse.
Quickly factor any number into primes and see detailed steps for math, cryptography, and classroom problems.
Two events (P(A), P(B)) or normal distribution (area between bounds).
Programmer calculator for hex, decimal, binary, and octal. Bitwise operations and conversions on Calciverse.
Compare numbers, scale recipes, and split amounts into ratios with automatic simplification and clear explanations.
Round numbers to any place value or significant figures and see exactly how each rounding rule is applied.
Find sample size n or margin of error E for proportion.
Online scientific calculator with trig, log, exponent, and more. Use in the browser on Calciverse.
Convert between decimal and scientific notation.
Slope and line equation from two points.
Online basic calculator for addition, subtraction, multiplication, division, and more. Fast and easy to use on Calcivers…
Mean, median, mode, standard deviation & more
Find surface area for prisms, cylinders, cones, and spheres with visual guidance and unit-aware outputs.
z = (x − μ) / σ