All Free Tools
8,451 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 |
|---|---|---|---|
|
CURB-65 Pneumonia Severity Score
|
Health & Fitness | Open | |
|
CURB-65 Score Calculator
|
Health & Fitness | Open | |
|
Curie to Gray (Ci to Bq) Radioactivity Converter
|
Unit Converters | Open | |
|
Curies to Becquerels Converter
|
Unit Converters | Open | |
|
Curies to Rad Converter
|
Unit Converters | Open | |
|
Curies to Rem Converter
|
Unit Converters | Open | |
|
Curies to Sieverts Converter
|
Unit Converters | Open | |
|
Curium Electron Configuration
|
Chemistry Tools | Open | |
|
Curium Oxidation States
|
Chemistry Tools | Open | |
|
Curl Calculator
|
Math Calculators | Open | |
|
cURL Command Builder
|
Developer Tools | Open | |
|
cURL to C#
|
Developer Tools | Open | |
|
cURL to Go
|
Developer Tools | Open | |
|
cURL to Java
|
Developer Tools | Open | |
|
cURL to JavaScript
|
Developer Tools | Open | |
|
cURL to Node.js
|
Developer Tools | Open | |
|
cURL to PHP
|
Developer Tools | Open | |
|
cURL to Python
|
Developer Tools | Open | |
|
cURL to Ruby
|
Developer Tools | Open | |
|
cURL to Rust
|
Developer Tools | Open | |
|
cURL to Swift
|
Developer Tools | Open | |
|
Curly Quote Symbol
|
Symbols & Unicode | Open | |
|
Currency Converter
|
Finance Tools | Open | |
|
Currency Correlation Helper
|
Finance Tools | Open | |
|
Currency Inflation Calculator
|
Finance Tools | Open | |
|
Currency Symbols Reference
|
Symbols & Unicode | Open | |
|
Currency Tip by Country
|
Travel Tools | Open | |
|
Current Divider Calculator
|
Physics Tools | Open | |
|
Current Ratio Calculator
|
Economics Tools | Open | |
|
Current Time in Amsterdam
|
Date & Time | Open | |
|
Current Time in Athens
|
Date & Time | Open | |
|
Current Time in Auckland
|
Date & Time | Open | |
|
Current Time in Bangkok
|
Date & Time | Open | |
|
Current Time in Barcelona
|
Date & Time | Open | |
|
Current Time in Beijing
|
Date & Time | Open | |
|
Current Time in Berlin
|
Date & Time | Open | |
|
Current Time in Boston
|
Date & Time | Open | |
|
Current Time in Brussels
|
Date & Time | Open | |
|
Current Time in Budapest
|
Date & Time | Open | |
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Current Time in Cairo
|
Date & Time | Open | |
|
Current Time in Chicago
|
Date & Time | Open | |
|
Current Time in Copenhagen
|
Date & Time | Open | |
|
Current Time in Denver
|
Date & Time | Open | |
|
Current Time in Dhaka
|
Geography Tools | Open | |
|
Current Time in Dubai
|
Date & Time | Open | |
|
Current Time in Dublin
|
Date & Time | Open | |
|
Current Time in Frankfurt
|
Date & Time | Open | |
|
Current Time in Hanoi
|
Date & Time | Open |
Showing 1,729–1,776 of 8,451 tools