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IsoBuster vs Disk Drill: catalog facts
IsoBuster	Disk Drill
Paid Can be downloaded and tried first; several paid licence models are offered.	Freemium Free scanning, with a paid PRO upgrade for full recovery.
Windows	Windows, macOS
Strong support for CD, DVD and Blu-ray recovery Signature-based scanning finds files without folder records	Recovers from many device types, including phones and RAID arrays Can recover lost partitions
Windows only Full recovery features require a paid licence	Full recovery requires the paid PRO version Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is 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 September 24, 2026

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