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Opera GX vs Dezor: catalog facts
Opera GX	Dezor
Free Free to download and use. The software is closed source.	Freemium Free to download, with a paid Premium tier.
Windows, macOS, Linux, Android, iOS	Windows, macOS, Linux, Android
The resource limiters cap how much CPU, memory and bandwidth the browser may take, which keeps it from…	VPN built into the browser Built-in ad blocker
It is closed source, the styling is loud and hard to tone down, and it carries Opera's same…	Little public detail about the VPN provider or privacy policy Some features require Premium
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	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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