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Bunpro vs Renshuu: catalog facts
Bunpro	Renshuu
Freemium Commercial service; see the Bunpro site for current plans.	Freemium Free to start learning, with optional paid features.
Android, iOS, Web	Android, iOS, Web
Focused on Japanese grammar rather than only vocabulary Many example sentences with audio	Vocabulary, kanji and grammar in one place Dictionaries filterable by JLPT level
Covers Japanese only Proprietary hosted service that needs an account	Japanese only Requires an account to track progress
Downloadable app, Web application	Downloadable app, Web application
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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