STDU Viewer is a compact viewer for many computer file formats. Developed by STDU
License: Free Personal
MuPDF is a free and open-source software framework written in C that implements a PDF, XPS, and EPUB parsing and rendering engine. It is used primarily to render pages into bitmaps, but also provides support for other operations such as searching and listing the table of contents and hyperlinks. Developed by Artifex Software, Inc.
License: Open Source
Feature | STDU Viewer | MuPDF |
---|---|---|
Portable | ||
Support for regular expressions | ||
Tabbed interface | ||
Lightweight | ||
Low memory usage | ||
Highlighter | ||
Optimal performance | ||
PDF annotation | ||
Fill PDF Forms | ||
Edit PDF | ||
Handwriting recognition | ||
Multiple languages | ||
Export to PDF | ||
Document annotations | ||
Sync between devices | ||
iPhone/iPod sync | ||
Night mode/Dark Theme | ||
PDF OCR | ||
Clean design | ||
Customer support | ||
Cross-platform | ||
Vim key mapping | ||
Built-in Image converter | ||
Supports BPG image format | ||
Customizable | ||
Built-in viewer | ||
Scan documents | ||
Add/remove pages | ||
Browser integration | ||
Browser extension | ||
Google Drive integration | ||
Ad-free | ||
Create PDF files | ||
Print to PDF | ||
Export annotations | ||
Notetaking | ||
Vi keybindings | ||
Superb keyboard navigation | ||
Document reader | ||
File transfer | ||
Freehand Writing |