KOReader vs Episteme Reader: catalog facts
 KOReader |  Episteme Reader |
|---|
|
Free Free and open source under the AGPL 3.0. |
Free Free and open source under the AGPL-3.0. |
|
Linux, Android |
Android, iOS |
- Runs on Kindle, Kobo, PocketBook, Cervantes and reMarkable hardware
- Opens PDF, DjVu, CBZ, EPUB, FB2, Mobi, DOC, RTF, HTML, CHM and TXT
|
- Reads PDF, EPUB, MOBI and AZW3 in one app
- Also opens Markdown, HTML and plain text
|
- Installing on a locked e-reader means jailbreaking it first, at your own risk
- The settings menus are deep and not self-explanatory
|
- Desktop and iOS versions are not confirmed as released
- Contributions require signing a CLA
|
|
Downloadable app |
Downloadable app |
|
Open source |
Open source |
|
License: AGPL-3.0 |
License: AGPL-3.0 |
|
No account needed |
Not stated if an account is needed |
|
Works offline |
Works offline |
Checked September 21, 2026 | Checked October 2, 2026 |
Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.
Copy comparison link
