Compare software

Episteme Reader vs Readwide: catalog facts
Episteme Reader	Readwide
Free Free and open source under the AGPL-3.0.	Free Free and open source under the Apache 2.0 licence.
Android, iOS	Android
Reads PDF, EPUB, MOBI and AZW3 in one app Also opens Markdown, HTML and plain text	Opens many formats, including HWP/HWPX and comic archives Reading history search and bookmarks
Desktop and iOS versions are not confirmed as released Contributions require signing a CLA	Young project with a small user base Android only
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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