Math Tools
Math utilities for students, engineers, and data folks: statistics (mean, median, std dev), combinatorics, prime factorization, sequence generators, and equation helpers. All local, no rounding surprises.
4 tools in this category.
Tools in Math Tools
Percentage Calculator
Three percentage tools in one: percent of a value, ratio as a percent, and percent change.
Calculators
Random Number Generator
Pick a random number, roll dice, or shuffle a list. Cryptographically secure, runs locally.
Generators
NewStatistics Calculator
Compute mean, median, mode, range, variance, standard deviation, and quartiles from a list of numbers.
Math Tools
NewPermutation & Combination Calculator
Compute nPr and nCr, with optional listing of all arrangements or subsets. Bounded for huge counts.
Math Tools
Frequently asked questions
The math tools category on Uttir groups 4 free tools that math utilities for students, engineers, and data folks: statistics (mean, median, std dev), combinatorics, prime factorization, sequence generators, and equation helpers. all local, no rounding surprises. Every tool in this category runs entirely in your browser, with no signup, no uploads, and no tracking.
No. Every tool in the math tools category is free to use, with no signup, no paywall, and no limits. The site is supported by unobtrusive ads on tool pages, never on the tool itself.
Yes. Every tool in the math tools category processes your input locally in your browser. Nothing is uploaded to a server. You can verify this by opening DevTools → Network and watching for outbound requests while you use a tool.