Collection
Best Free PDF Tools
Free PDF tools for merging, splitting, compressing, converting and reading PDF files, online and on the desktop.
These free PDF tools cover everything from merging PDF files free online to compressing PDFs and converting PDF to Word online for free, with both browser-based and offline desktop options.
This collection brings together free PDF tools that cover the tasks people need most often: combining files, splitting long documents, reducing file size, converting to and from Office formats, signing forms and simply reading PDFs and e-books. It includes desktop programs that work offline, which are a good choice for confidential documents, and online tools that run in any browser without installation. Each listing explains exactly what is free and links only to the official website.
iLovePDF
Website
Online PDF tools to merge, split, compress and convert PDFs; free to use with an optional Premium plan.
Sumatra PDF
Software
Free, open-source, lightweight PDF and e-book reader for Windows.
PDF24 Tools
Website
Free online PDF tools to merge, compress, convert and edit PDFs, plus a free Windows desktop app.
PDFsam Basic
Software
Free, open-source desktop app to split, merge, rotate and extract pages from PDF files, fully offline.
Frequently asked questions
Are these free PDF tools really free?
Yes, every listing here can be used without paying. Sumatra PDF, PDF24 Tools and PDFsam Basic are completely free or open source, while iLovePDF is free to use or play, with optional paid upgrades or in-app purchases.
Which of these free PDF tools work on Windows?
Sumatra PDF, PDF24 Tools and PDFsam Basic have an official version for Windows.
Which of these free PDF tools work on the web?
iLovePDF and PDF24 Tools have an official version for the web.
Which of these free PDF tools are open source?
Sumatra PDF and PDFsam Basic are free and open source.
How were these free PDF tools chosen?
Selection criteria: each item is free to use or free-to-play, available from an official website or authorised store, and its official source has been verified by an administrator. Items are added automatically when they meet these conditions and match the collection topic; the order is editorial and is not an objective ranking.
Where can I download these free PDF tools safely?
Only from each developer's official website or an official app store. Every listing in this collection links to official sources only, never to mirrors or modified files.