Calculators
Health, date, math, finance, and everyday calculation tools.
- •Age Calculator
- •BMI Calculator
- •BMR Calculator
- •Days Between Dates
Free online tools
Fast calculators, converters, generators, and utilities
Use simple browser-based tools for everyday calculations, unit conversions, secure password generation, text work, and quick productivity tasks. No signup, no downloads, built for mobile and desktop.
Popular tools
Start with frequently used tools for health, dates, measurements, and account security.
Calculator
Age Calculator
Calculate exact age in years, months, and days from any birth date.
Calculator
BMI Calculator
Estimate body mass index with a simple height and weight calculation.
Calculator
Days Between Dates
Count the number of days between two calendar dates.
Calculator
BMR Calculator
Estimate basal metabolic rate for daily calorie planning.
Converter
Temperature Converter
Convert Celsius, Fahrenheit, and Kelvin values quickly.
Converter
Length Converter
Convert meters, feet, inches, centimeters, miles, and more.
Converter
Weight Converter
Convert kilograms, pounds, ounces, grams, and other weight units.
Generator
Password Generator
Generate strong passwords for accounts, apps, and secure workflows.
Browse by category
Find the type of tool you need, then choose the specific calculator, converter, generator, or utility.
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Converters
Fast unit converters for measurements, temperature, speed, and more.
- •Length Converter
- •Weight Converter
- •Speed Converter
- •Temperature Converter
Generators
Generate passwords, QR codes, usernames, sample text, and useful content.
- •Password Generator
- •QR Code Generator
- •Username Generator
- •Lorem Ipsum Generator
- •Word Counter
- •Text Compare
- •Pomodoro Timer
- •Code Refiner
Why use Free & Quick Tools?
Get the answer you need without downloading an app or creating an account. Free & Quick tools are designed to load fast, work smoothly on any device, and make common tasks simple.
From quick calculations and unit conversions to generators and everyday utilities, each tool is built around one goal: get you from question to answer with as little friction as possible.
Many tools are designed to run directly in your browser, which helps keep them responsive and keeps simple inputs close to you while you work.
Frequently asked questions
Are the tools free?
Yes. The tools are designed to be free to use in the browser.
Do I need an account?
No. The goal is quick access without login or installation.
Are calculations stored?
Simple tool inputs should stay in your browser whenever a server is not needed.