All Free Tools
8,445 free online tools across 85 categories
Every tool here runs in your browser — no sign-up, no upload, nothing to install. Convert files, format code, generate text, run calculations, and check SEO across PDF, image, developer, finance, and unit-conversion tools. Pick one and start.
| Tool | Category | Description | Action |
|---|---|---|---|
|
ABV Calculator
|
Food & Cooking | Open | |
|
AC Peak-to-Peak Calculator
|
Physics Tools | Open | |
|
AC RMS Calculator
|
Physics Tools | Open | |
|
Acceleration Calculator
|
Science Tools | Open | |
|
Acceleration Profile Helper
|
Engineering Tools | Open | |
|
Accelerator Commission Calculator
|
Finance Tools | Open | |
|
Accent / Diacritic Remover
|
Text Tools | Open | |
|
Accommodation Amplitude
|
Health & Fitness | Open | |
|
Accrued Interest Bond Calculator
|
Finance Tools | Open | |
|
Accumulated Depreciation Calculator
|
Finance Tools | Open | |
|
Accuracy Calculator
|
Math Calculators | Open | |
|
Acid Dissociation Calculator
|
Chemistry Tools | Open | |
|
Acreage Calculator
|
Real Estate Tools | Open | |
|
Acres to Hectares Converter
|
Unit Converters | Open | |
|
Acres to Hectares Converter
|
Unit Converters | Open | |
|
Acres to Square Feet Converter
|
Unit Converters | Open | |
|
Acres to Square Inches Converter
|
Unit Converters | Open | |
|
Acres to Square Kilometers Converter
|
Unit Converters | Open | |
|
Acres to Square Meters Converter
|
Unit Converters | Open | |
|
Acres to Square Miles Converter
|
Unit Converters | Open | |
|
Acres to Square Yards Converter
|
Unit Converters | Open | |
|
Acronym Generator
|
Productivity | Open | |
|
Actinium Electron Configuration
|
Chemistry Tools | Open | |
|
Actinium Oxidation States
|
Chemistry Tools | Open | |
|
Activation Energy Calculator
|
Chemistry Tools | Open | |
|
Active Earth Pressure Calculator
|
Engineering Tools | Open | |
|
Activity Coefficient Calculator
|
Chemistry Tools | Open | |
|
Activity To Dose Converter
|
Engineering Tools | Open | |
|
Ad Copy Character Counter
|
SEO Tools | Open | |
|
Ad Frequency Cap Calculator
|
Marketing Tools | Open | |
|
Ad Spend Calculator
|
E-Commerce Tools | Open | |
|
ADC Resolution Calculator
|
Electrical Tools | Open | |
|
Add Days To Date
|
Date & Time | Open | |
|
Add Line Numbers
|
Text Tools | Open | |
|
Add Subtitles To Video
|
Video Tools | Open | |
|
Adiabatic Combustion Temperature Calculator
|
Engine & Combustion Tools | Open | |
|
Adiabatic Flame Temperature Calculator
|
Chemistry Tools | Open | |
|
Adiabatic Process Calculator
|
Physics Tools | Open | |
|
Adjacency Matrix Tool
|
Math Calculators | Open | |
|
Adjusted Body Weight Calculator
|
Health & Fitness | Open | |
|
ADLER32 Hash Generator
|
Developer Tools | Open | |
|
Adsorption Capacity Calculator
|
Chemistry Tools | Open | |
|
Advanced Leet Speak Converter
|
Text Tools | Open | |
|
Advanced Password Generator
|
Security & Privacy | Open | |
|
Adverb Counter
|
Text Tools | Open | |
|
AED to EUR Converter
|
Currency Converters | Open | |
|
AED to GBP Converter
|
Currency Converters | Open | |
|
AED to USD Converter
|
Currency Converters | Open |
Showing 145–192 of 8,445 tools