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Active@ Disk Image vs Drive Snapshot: catalog facts
Active@ Disk Image	Drive Snapshot
Freemium Free Lite edition, with paid Standard and Pro editions.	Paid Trialware; continued use requires buying a licence.
Windows	Windows, Command line
Free Lite edition for basic disk images Incremental and differential images	Images a running Windows system without rebooting Disk Image Explorer for restoring single files
Windows only Some features limited to paid editions	Windows only Website is dated and sparse on detail
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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