What makes a PDF tool actually free
Many 'free' PDF services are free to start but gate the download behind a watermark, a daily limit, or a sign-up — so you finish the task only to hit a wall. The tools below are genuinely free to use: no watermark and no account, and many run entirely in your browser so your files never leave your device.
Merge PDF
Combine several PDFs into one, in any order. Best when you need to assemble a report, bundle scans, or attach an appendix. Look for a tool that lets you reorder files and keeps the original quality.
Split PDF
Extract specific pages or ranges, or break a large document into smaller ones. Useful for pulling a single chapter or separating a signed page from a packet.
Compress PDF
Shrink a large PDF so it fits an email or upload limit. A good compressor balances size and readability; for scanned or image-heavy files the savings are largest.
PDF to Word & Office conversions
Turn a PDF back into an editable document, or convert Word, Excel, and PowerPoint to PDF. Text-based PDFs convert most cleanly; heavily designed pages may need touch-up.
Edit, sign & organise
Add text or a signature, number pages, add a watermark, rotate, crop, or remove blank pages. For sensitive documents, prefer tools that process in your browser.
How to choose
Pick the tool that does your one task well, check there is no watermark or sign-up before you start, and prefer in-browser processing for anything private. For occasional use, a free all-in-one set beats paying for a subscription.