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Whishper vs Subtitle Studio: catalog facts
Whishper	Subtitle Studio
Free Free and open source under the AGPL-3.0 licence.	Freemium Free to download; a one-time $69 lifetime license for one device unlocks full export.
Web, Self-hosted	Windows, macOS
Built-in subtitle editor with CPS warnings Transcribes from uploads or yt-dlp URLs	Transcription runs fully offline with no uploads Supports 98+ languages with translation and dual subtitles
Current version receives no new releases while a rewrite is in progress No user authentication yet	Full export requires the paid license License covers a single device
Self-hosted	Downloadable app
Open source	Closed source
License: AGPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked October 2, 2026

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