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Lingarr vs Whisper-WebUI: catalog facts
Lingarr	Whisper-WebUI
Free Free and open source; external translation services may charge for their own use.	Free Free and open source under the Apache 2.0 licence.
Web, Self-hosted	Windows, Linux, Web, Self-hosted
Automated translation tied to Radarr and Sonarr libraries Choice of local or SaaS translation backends	Choice of three Whisper implementations Exports SRT, WebVTT and plain text
Machine translation quality depends on the chosen provider Most useful alongside Radarr and Sonarr	Speaker diarization needs a Hugging Face token and accepted model terms DeepL translation needs an external API key
Self-hosted	Self-hosted
Open source	Open source
License: AGPL-3.0	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it 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 September 26, 2026

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