Compare software

Moon+ ReaderReadBear
Freemium

Free version available, with a paid Pro version.

 Free

Free and open source under the MIT licence.

Android Android
  • Very wide format support including Markdown and CHM
  • Reads books inside ZIP and RAR archives and OPDS catalogs
  • Reads PDF and CBZ comic files in one app
  • Many reading options: layout, theme, spacing, language
  • Android only
  • Some features require the paid Pro version
  • EPUB support is described as unfinished
  • Small, young project with one main developer
Downloadable app Downloadable app
Closed source Open source
License not stated License: MIT
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked October 2, 2026

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