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Web vs Phi Browser: catalog facts
Web	Phi Browser
Free Free to download and build from the published source.	Free A free download; the homepage mentions no paid plans.
macOS	macOS
Native macOS interface Local AI page questions through MLX on the Mac	Native macOS interface on the Chromium engine Built-in AI assistant with persistent memory
Requires Apple Silicon and macOS 26.5 or later Development preview with limited site compatibility testing	Apple Silicon Macs with macOS 14 or newer only Proactive AI features may not suit users who prefer a plain browser
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No 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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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