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OpenComic vs Simple Comic: catalog facts
OpenComic	Simple Comic
Free Free to download, with an optional donation page.	Free Free, with source code published on GitHub.
Windows, macOS, Linux	macOS
High-quality Lanczos3 downscaling for sharp pages Reading view customizable for comics and manga	Minimal native macOS interface Remembers reading sessions
ePub and PDF support is basic Focused on reading rather than library management	macOS only No library management or comic store features
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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