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PowerISO vs Burn: catalog facts
PowerISO	Burn
Freemium Offered as a free download; paid licensing details are not described on the homepage.	Free Free download from SourceForge.
Windows	macOS
Mounts disc images as virtual drives Creates bootable USB drives, including Windows to USB	Data, audio, MP3 and video disc modes in one app DVD-Video menus with themes
Closed source Many features overlap with free tools such as 7-Zip and Rufus	macOS only Requires an optical drive, which most current Macs lack
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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