What is the best free PDF tool with no signup?

PDF24 Tools is the best free PDF tool for most people. It compresses, merges, splits, converts and OCRs PDFs with no account, no daily limit and no watermark, in the browser or as a free Windows app. iLovePDF and Smallpdf work too but cap free use and push paid plans.

Sites last checked 15 Oct 2026. How we test

Our pick

PDF24 Tools

Our pick

Every feature free, no account, no daily cap, desktop version works offline.

Free Web, Windows 1 ad network · 2 trackers

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PDF24 Tools homepage on a phone — PDF24 Tools on a phone, captured 15 Oct 2026

Also good

iLovePDF

Good

Clean and fast, with limits on free use.

Free plan + paid Web, Windows, Mac, Android, iPhone No ads · 2 trackers

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Stirling PDF

Good

Open source PDF toolkit you can run on your own computer.

Free plan + paid Web, Windows, Mac, Linux No ads · 3 trackers

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Smallpdf

Good

Polished, but the free version runs out quickly.

Free plan + paid Web, Windows, Mac, Android, iPhone 1 ad network · 2 trackers

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Good to know

For private documents, use the PDF24 desktop app so files never leave your computer.
Mac users can merge and reorder pages in Preview by dragging thumbnails.

What is the best free PDF tool with no signup?

Our pick

PDF24 Tools

Also good

iLovePDF

Stirling PDF

Smallpdf

Good to know

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