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Tomb vs BestCrypt: catalog facts
Tomb	BestCrypt
Free Free and open source.	Paid Commercial software from Jetico; the homepage does not list prices.
Linux, Command line	Windows, macOS, Linux
Short, memorable commands for creating and opening encrypted volumes Keys are kept in separate files that can be stored apart from the data	Encrypts whole drives as well as files and folders Long-established vendor with a companion secure-erase product
Linux only Command line only, with no graphical interface	Proprietary and paid Homepage focuses on business endpoint protection, so product details take some finding
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	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 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.