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Chaka Book Reader vs Readwide: catalog facts
Chaka Book Reader	Readwide
Free Free and open source under AGPL-3.0-or-later.	Free Free and open source under the Apache 2.0 licence.
Android	Android
Opens a very wide range of document and comic formats Reads files directly from archives	Opens many formats, including HWP/HWPX and comic archives Reading history search and bookmarks
Android only No release downloads listed on the repository	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
No account 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.