Compare software

Readlang vs LingQ: catalog facts
Readlang	LingQ
Freemium Free to start, with paid plans available.	Freemium Free sign-up, with paid plans listed on the pricing page.
Web, Browser extension	Web, Browser extension
Click-to-translate on any text or website Translated words saved automatically as flashcards	Learning from real books, podcasts and shows Tracks vocabulary as you read
Best suited to learners who can already read simple texts Some features require a paid plan	Requires an account Full use depends on a paid plan
Web application, Browser extension	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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