Sigma AI Browser

2024 – present Active

35

Privacy-focused browser with a “cloudless” local LLM, an agent that can fill in forms and extract data, an ad blocker and DNS-over-HTTPS.

Facts

Developer

Sigma Browser OÜ

Website

www.sigmabrowser.com

Engines

BlinkWebKit (iOS)

Derived from

Chromium

Platforms

WindowsmacOSAndroidiOS

Details

Website: Mac, Windows, iPhone; Android listed only by WebBrowserDirectory

Popularity

35/100 — IOS app: 10 ratings (×50–100); no desktop figures

Sources

1. https://www.sigmabrowser.com
2. https://siliconangle.com/2025/12/22/sigma-launches-privacy-focused-ai-native-browser-local-llm/
3. https://apps.apple.com/us/app/id6670252712
4. https://www.webbrowserdirectory.com/browsers/sigma-browser/