The simplest PDF viewer. Safe (doesn't require permissions), lightweight (just 6,9MB) and modern.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Android
- HUAWEI AppGallery
- F-Droid
- Kindle Fire

SumatraPDF is described as 'A free, open-source viewer for Windows, supports PDFs, eBooks, Comics, with a simple, fast, and portable design prioritized for ease of use' and is a leading PDF Reader in the news & books category. There are more than 100 alternatives to SumatraPDF for a variety of platforms, including Windows, Linux, Android, Mac and iPhone apps. The best SumatraPDF alternative is Foxit PDF Reader. It's not free, so if you're looking for a free alternative, you could try Foxit PDF Reader or Okular. Other great apps like SumatraPDF are KDAN PDF, MuPDF, Adobe Acrobat Reader and Librera Reader.
The simplest PDF viewer. Safe (doesn't require permissions), lightweight (just 6,9MB) and modern.

An ebook reader and library management app supporting ".epub" files. Arianna discovers your books automatically, and sorts them by categories, genres and authors.




A simple PDF document viewer, in the lines of Evince but without using the Gnome libraries. ePDFView is a free lightweight PDF document viewer using Poppler and GTK+ libraries.

Cloud-based PDF viewer and annotation tool for your browser. Perfect for Chromebook 1:1 schools. View, export, print and share your PDF files straight from your browser. Kami works on all browsers and works best with Google Chrome.
PDF X is a productive PDF reader & editor for Windows. It's powerful for users to view, print, edit, and annotate Adobe Acrobat PDFs.




Bookworm is a document reader that allows you to read more than 15 document formats including PDF, EPUB, and MOBI using a versatile, yet simple, and highly accessible interface.

Trevnoctilla lets you edit, merge, split, compress, and annotate PDFs directly in your browser—no downloads or installations required. Fast, secure, and completely free.
Open-source PDF viewer and editor using Qt framework, featuring hardware-accelerated rendering, encryption, multithreading, text-to-speech, annotation tools, form filling, high-res monitor support, document compression, audio book conversion, and signature validation.


SlimPDF Reader is a high quality PDF viewer that is only 1.5MB in size. Features and benefits:




Comic Book Reader is the viewer you need to enjoy all your electronic publication. It is available both as Desktop and Windows 8 Metro UI for PC and tablets.




DjVuLibre is an open source (GPL'ed) implementation of DjVu, including viewers, browser plugins, decoders, simple encoders, and utilities.

