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8,456 free online tools across 85 categories
No sign-up and nothing to install. Most tools process input in your browser; tools that need live data or another network service should explain it clearly. Convert files, format code, generate text, run calculations, and check SEO across PDF, image, developer, finance, and unit-conversion tools. Pick one and start.
8,456 tools
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| Tool | Category | Description | Action |
|---|---|---|---|
| Finance Tools | Open | ||
| Science Tools | Open | ||
| Engineering Tools | Open | ||
| Physics Tools | Open | ||
| Physics Tools | Open | ||
| Construction Tools | Open | ||
| Engineering Tools | Open | ||
| Sports Tools | Open | ||
| Productivity | Open | ||
| Productivity | Open | ||
| Engineering Tools | Open | ||
| Developer Tools | Open | ||
| Developer Tools | Open | ||
| Developer Tools | Open | ||
| Dev Utilities | Open | ||
| Developer Tools | Open | ||
| Developer Tools | Open | ||
| Developer Tools | Open | ||
| Developer Tools | Open | ||
| Color Tools | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Home & DIY | Open | ||
| Real Estate Tools | Open | ||
| Home & DIY | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open |