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WhisperX vs Faster-Whisper-XXL: catalog facts
WhisperX	Faster-Whisper-XXL
Free Free to use from its GitHub repository.	Free Free to download.
Command line	Windows, Command line
Word-level timestamps for subtitles and transcripts Speaker diarization identifies who is talking	No Python setup needed Transcribes offline on your own machine
GPU setup with CUDA and cuDNN can take some troubleshooting Command-line and Python only, no graphical interface	Command-line only, with no built-in graphical interface Large downloads and models
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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