About ToolSki
Free online tools for everyone. No sign-up. No download. Just tools that work.
What is ToolSki?
ToolSki is a collection of 83 free online tools for everyday tasks — image processing, PDF editing, developer utilities, calculators, and more. Everything runs in your browser. No files are uploaded to the cloud unless a tool explicitly requires server-side processing (e.g., image upscaling, PDF conversion), and in those cases files are automatically deleted after processing.
🎨 What We Offer
Image Tools (21) — AI ID photo, upscale, compress, convert, crop, watermark, filters, and more.
PDF Tools (18) — Merge, compress, split, convert to/from Office formats, OCR, unlock, and more.
Developer Tools (21) — JSON formatter, Base64, regex tester, UUID generator, JWT decoder, and more.
Calculators (11) — Discount, interest, mortgage, fuel, age, geometry, and more.
Utilities (12) — Word counter, color picker, barcode generator, text tools, and more.
💰 100% Free
All tools are completely free to use. We rely on advertising to keep the lights on. No premium tiers, no paywalls, no forced accounts.
🔒 Privacy First
Your privacy matters. Read our Privacy Policy for details on how we handle data.
📧 Contact
Questions, feedback, or feature requests? Email us at dhwangluo@qq.com.