Compare Comet Browser to Impervious browser

Comet Browser Impervious
Development Status Active Abandoned
Operating Systems Android, iOS, macOS, Windows
Linux, macOS, Windows
Year Started 2025 2022
Last updated 2022
Manufacturer Perplexity Unknown
Rendering Engine Chromium Chromium
AdBlock Native Yes Unknown
"AI" Features? Yes Unknown
Extensions support Unknown Unknown
Built-in VPN?
License Currently unknown MPL 2.0
Wikipedia Page No No
Device Platforms Desktop, Mobile Desktop
Public Source Code? No https://github.com/imperviousai
Fork of Not a fork Firefox
Website www.perplexity.ai/comet www.impervious.ai/