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Active@ KillDisk vs ShredOS: catalog facts
Active@ KillDisk	ShredOS
Freemium Freeware edition for Windows, with paid perpetual licenses for personal, corporate and…	Free Free to download and use.
Windows	Linux
Supports more than 25 data sanitization standards Handles HDD, SSD, NVMe and USB drives	Boots directly into the nwipe disk eraser Runs outside the installed operating system
Advanced features require a paid license Erasure is permanent, so selecting the wrong disk is unrecoverable	Only for 64-bit x86 machines Wiping is irreversible, so choosing the wrong drive destroys data
Downloadable app	Operating system
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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