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Tenacity vs Hindenburg PRO: catalog facts
Tenacity	Hindenburg PRO
Free Free and open source under the GPL, developed by volunteers.	Paid Commercial software with a trial, sold with personal, business and education options.
Windows, macOS, Linux	Windows, macOS
No telemetry, no account, and nothing that requires an internet connection Records from real and virtual devices and imports or exports a wide range of formats through FFmpeg	Built specifically for spoken-word editing rather than music Editing by transcript in Hindenburg PRO 2
Development is slow and it trails current Audacity on features Releases are infrequent and built by a small volunteer team	Paid software with no free tier Not intended for music production
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

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