Compare software

Sobuu vs Jelu: catalog facts
Sobuu	Jelu
Free Free and open source under the Apache-2.0 licence, with no ads.	Free Free and open source under the MIT licence.
Android	Web, Self-hosted
Page-by-page reading progress and reading time Comments tied to a page so others avoid spoilers	Imports reading history from Goodreads Automatic book and author metadata
Android only Social features depend on other readers using the app	Requires running your own server Tracks books rather than reading ebook files
Downloadable app	Self-hosted
Open source	Open source
License: Apache-2.0	License: MIT
No account needed	Account needed
Works offline	Not stated if it 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.