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Arc vs Opera Air: catalog facts
Arc	Opera Air
Free Free to download and use. The software is closed source.	Free Free to use.
Windows, macOS	Windows, macOS
Spaces keep work, personal and project browsing genuinely separate Split view and the command bar make keyboard-driven browsing fast	Ads and notifications hidden by default Built-in break and focus prompts
The Browser Company has shifted its development focus to a newer browser, so Arc receives limited feature work No Linux build, and an account is required to use it	Proprietary Focus features may feel unnecessary to users who want a plain browser
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Account 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 September 23, 2026

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