PDFTash gives you all the free PDF tools PDF24 offers — plus AI chat, translation and form fill that PDF24 has never built. No ads, no Windows-only desktop app, no limits.
No account · No ads · No Windows required · AI-powered
PDF24 is good — but PDFTash goes further with AI and a better experience
This is where PDFTash is in a completely different league
| Feature | PDFTash ✓ | PDF24 |
|---|---|---|
| Price | Free (no catch) | Free (with ads) |
| Ads in Interface | ❌ None | ✅ Yes |
| Desktop Install Required | ❌ Browser-based | Optional (Win only) |
| Works on Mac/Linux | ✅ | ⚠️ Online only |
| Compress PDF | ✅ | ✅ |
| Merge PDF | ✅ | ✅ |
| Split PDF | ✅ | ✅ |
| Sign PDF | ✅ | ✅ |
| OCR | ✅ | ✅ |
| Chat with PDF (AI) | ✅ | ❌ |
| Translate PDF (AI) | ✅ | ❌ |
| AI Form Fill | ✅ | ❌ |
| AI PDF Generator | ✅ | ❌ |
| Processing Speed | Fast | Moderate |
| Files Auto-Deleted | ✅ 2 hours | ✅ |
PDFTash offers all the same core free PDF tools as PDF24 — compress, merge, split, sign, convert, OCR — and adds significant AI capabilities PDF24 doesn't have: chat with your PDF via AI, AI-powered translation into 50+ languages, AI form filling, and AI PDF generation. PDFTash also has no ads and a cleaner, faster interface.
Yes. PDF24's free tier is supported by advertising displayed throughout the tool interface. This includes banner ads and promotional content that can make the experience feel cluttered. PDFTash is ad-free on the free tier — the interface is clean and distraction-free.
Yes. PDFTash is entirely browser-based with no download required. It works identically on Mac, Linux, Windows, iOS and Android. PDF24's desktop application is Windows-only. For Mac and Linux users who want a desktop-like PDF experience without a browser, PDFTash is the clear PDF24 alternative.
PDFTash has four AI features PDF24 does not offer: (1) Chat with PDF — ask questions and get AI-generated answers from document content; (2) AI PDF Translation — translate entire PDFs to 50+ languages while preserving layout; (3) AI Form Fill — automatically fill PDF forms using AI; (4) AI PDF Generator — create complete PDFs from a text description. All included free.
Yes, generally. PDFTash uses modern cloud infrastructure optimized for PDF processing speed. Compression, merging and splitting tasks typically complete 2–3x faster than PDF24's online tool, which can experience queuing delays during peak traffic periods.
Yes. PDFTash has a generous free tier with all essential PDF tools available at no cost and with no ads. PDF24 is also free but supported by advertising. PDFTash Pro is available for heavy users who need higher file size limits and priority processing, but the free tier is fully functional for everyday use.