Simple Android PDF viewer based on pdf.js and content providers. The app doesn't require any permissions.
Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- Android
Canada



Apps similar to PDF Guard include SumatraPDF, which is free and open source. Other options are Okular, Foxit PDF Reader, Xournal++ and PDFgear. There's no shortage of PDF Readers like PDF Guard, with more than 50 alternatives for Windows, Mac, Linux, the web and Android.
Simple Android PDF viewer based on pdf.js and content providers. The app doesn't require any permissions.



Provides editing of text, images, and objects in PDFs, annotation options, OCR for scanned files, conversion to multiple formats, form filling and signing, page management, merging and splitting, cloud integration, camera to PDF functionality, and sharing tools.




Document Viewer is a highly customizable document viewer for Android, fork of the last GPL version of EBookDroid .


A document viewer for the GNOME desktop. You can view, search or annotate documents in many different formats.


PdfDing is a browser based PDF manager, viewer and editor that you can host yourself. It offers a seamless user experience on multiple devices. It's designed be to be minimal, fast, and easy to set up using Docker.

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.


SpeedyNote is a fast, open-source note-taking application designed for stylus users who need iPad-quality annotation on budget hardware. Built with native C++ and Qt, it delivers 360Hz stylus input on hardware as modest as an Intel Celeron N4000 at 1.



The top AEC PDF app to markup and manage drawings and documents. Ideal for replacing pen and paper, avoid printing documents again by using our intuitive feature set that makes marking up a PDF easy. Open or create a new PDF, markup using our extensive array of tools, then save...




With GoodReader on your iPhone, iPod Touch or iPad, you can read virtually anything, anywhere. Books, movies, maps, pictures; GoodReader puts it all in a single app, right in your pocket.



Blazing fast PDF and portable eReader built on muPDF. Including the ability to save "highlights" and notes like on Kindle.




qpdfview is a Qt-based tabbed document viewer using the Poppler library for PDF rendering and CUPS for printing. Support for the DjVu and PostScript formats can be added via plugins.

Atril is a simple multi-page document viewer. It can display and print PostScript (PS), Encapsulated PostScript (EPS), DJVU, DVI, XPS and Portable Document Format (PDF) files. When supported by the document, it also allows searching for text, copying text to the clipboard...