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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 |
|---|---|---|---|
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Unit Converters | Open | ||
| Science Tools | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Engineering Tools | Open | ||
| Space & Astronomy | Open | ||
| Developer Tools | Open | ||
| Text Tools | Open | ||
| Productivity | Open | ||
| Social Media Tools | Open | ||
| Language Tools | Open | ||
| Text Tools | Open | ||
| Text Tools | Open | ||
| Gaming Tools | Open | ||
| Math Calculators | Open | ||
| Chemistry Tools | Open | ||
| Health & Fitness | Open | ||
| Symbols & Unicode | Open | ||
| Developer Tools | Open | ||
| Engineering Tools | Open | ||
| Gaming Tools | Open | ||
| Gaming Tools | Open | ||
| Gaming Tools | Open | ||
| Symbols & Unicode | Open | ||
| Currency Converters | Open | ||
| Currency Converters | Open | ||
| Currency Converters | Open | ||
| Math Calculators | Open | ||
| Biology Tools | Open | ||
| Math Calculators | Open | ||
| Statistics Tools | Open | ||
| Statistics Tools | Open | ||
| Food & Cooking | Open | ||
| Food & Cooking | Open | ||
| Pet Tools | Open | ||
| Agriculture Tools | Open | ||
| Food & Cooking | Open | ||
| Food & Cooking | Open | ||
| Parenting Tools | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Parenting Tools | Open | ||
| HVAC Tools | Open | ||
| Travel Tools | Open | ||
| Number Tools | Open |