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Episteme ReaderReadEra
Free

Free and open source under the AGPL-3.0.

 Free

Free to download and use without ads, according to the developer.

Android, iOS Android, iOS
  • Reads PDF, EPUB, MOBI and AZW3 in one app
  • Also opens Markdown, HTML and plain text
  • Opens EPUB, MOBI, PDF, DjVu, Word, FB2 and comic files
  • Reads books directly from ZIP and RAR archives
  • Desktop and iOS versions are not confirmed as released
  • Contributions require signing a CLA
  • Closed source
  • Mobile only, with no desktop version
Downloadable app Downloadable app
Open source Closed source
License: AGPL-3.0 License not stated
Not stated if an account is needed No account needed
Works offline Not stated if it works offline

Checked October 2, 2026

Checked September 23, 2026

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