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R-Drive Image vs O&O DiskImage: catalog facts
R-Drive Image	O&O DiskImage
Paid Paid license, with a separate Technician edition for commercial services.	Paid Commercial software sold by O&O Software, with a separate Enterprise edition for…
Windows	Windows
Exact byte-by-byte images of disks and partitions Images created without stopping Windows	Full system images as well as file and folder backups Aimed at recovery after ransomware, disk failure or a crash
Windows only Paid software	Windows only Paid, closed-source software
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
Works offline	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.