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miro vs Sumatra PDF: catalog facts
miro	Sumatra PDF
Free Free and open source under AGPL-3.0-only.	Free Completely free and open source with no ads, bundled software or subscription. No account…
Windows, macOS, Linux	Windows, Command line
Keyboard controls with Vim-like bindings by default Dark mode for the interface and PDFs	Opens PDF, EPUB, MOBI, FictionBook, CBZ/CBR/CBT/CB7, DjVu, XPS, CHM, SVG and many image formats including HEIC and AVIF Lightweight and fast; the portable single .exe build writes nothing to the registry
The documented Linux display backends are Wayland and X11.	Windows only (Windows 7 through 11; XP and Vista need version 3.1.2); no macOS or Linux version Only unencrypted EPUB and MOBI/AZW ebooks open; DRM-protected files are not supported
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0-only	License: GPL-3.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.