All Tools
Calculator
Fast, free arithmetic — add, subtract, multiply, divide. Keyboard supported.
Open tool →BMI Calculator
Calculate your Body Mass Index from height and weight. Supports metric and imperial units.
Open tool →Password Generator
Create cryptographically secure random passwords up to 64 characters.
Open tool →About Tools Core
Tools Core is a collection of simple, fast, free web utilities. Every tool runs entirely in your browser — nothing is sent to a server. No account required.