macOS browser with workspace-based tab organization, an AI assistant (Airis), vertical tabs, ad blocking, and distraction-free browsing.
SigmaOS is a macOS browser built for productive multi-tasking users that reimagines browsing with workspace-based tab organization, vertical tabs treated as to-do tasks, and a built-in AI companion called Airis for contextual answers and web search. It supports Chromium extensions, native Split Screen, ad blocking, Focus Mode, and auto-syncs across Macs. Built on WebKit and optimized for Apple Silicon. SigmaOS Personal is free; SigmaOS Pro adds unlimited Airis usage at $20/month with a 50% discount for students and educators. SigmaOS is a product of SigmaOS.