Combine multiple PDF files into one document in seconds. Drag to reorder, no signup, no watermark, no daily limits.
Files are automatically deleted after 2 hours · 100% secure
Built for speed, privacy, and zero friction — no account needed
| Feature | PDFTash ✓ | Smallpdf | iLovePDF |
|---|---|---|---|
| 100% Free | ✅ | ❌ Paid after 2/hr | ❌ Limited free |
| No Signup Required | ✅ | ✅ | ✅ |
| No Daily Limit | ✅ | ❌ 2 tasks/hr | ❌ Rate limited |
| No Watermark | ✅ | ✅ | ✅ |
| Drag to Reorder Files | ✅ | ✅ | ✅ |
| Unlimited Files per Merge | ✅ | ❌ Restricted | ❌ Restricted |
| AI Features (Chat, Translate) | ✅ | ❌ | ❌ |
| Files Deleted After 2hr | ✅ | ✅ | ✅ |
PDFTash has no limit on the number of files per merge. You can combine 2, 10, or 50 PDFs in a single operation. Free users can upload files up to 10MB each; Pro users can upload up to 200MB each with no daily task limits.
Yes. After selecting your files, drag and drop the file cards to arrange them in any order you want. The merged PDF will follow that exact sequence. For page-level control across documents, use our Combine PDF Pages tool.
Never. PDFTash does not add any watermarks, branding, or stamps to your merged PDF. The output is a completely clean document — exactly what you would get if you merged them in Adobe Acrobat.
Yes. PDFTash merges PDFs by joining the document structure — it does not re-render or re-encode any content. Images, fonts, text, and vector graphics remain at 100% original quality.
Smallpdf limits free users to 2 tasks per hour and requires a paid plan for unlimited use. PDFTash has no hourly limits, no signup, and is free for the merge tool permanently. PDFTash also includes AI tools like PDF translation and chat that Smallpdf charges extra for.
Free users can upload individual files up to 10MB. Pro users can upload up to 200MB per file. If your files are too large, try our Compress PDF tool first to reduce file size before merging.