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Acronis True Image vs O&O DiskImage: catalog facts
Acronis True Image	O&O DiskImage
Paid Paid software sold by Acronis; cloud storage is an optional part of the offer.	Paid Commercial software sold by O&O Software, with a separate Enterprise edition for…
Windows, macOS	Windows
Image-based backup of a whole system Backup and anti-malware in one product	Full system images as well as file and folder backups Aimed at recovery after ransomware, disk failure or a crash
Paid, closed-source software Renamed several times, which can make older guides confusing	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
Not stated if it 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.