SigmaOS Overview
SigmaOS is a groundbreaking web browser meticulously engineered to enhance productivity and redefine how we interact with the internet. Built specifically for macOS, it moves away from the traditional tab-cluttered interface, introducing a structured and intuitive workspace-based system. The core philosophy of SigmaOS is to treat your web pages as tasks within a larger project, allowing for unparalleled organization and focus. It is powered by the A1 Kit, the first AI browser engine, which integrates advanced LLMs to understand context and assist you in your workflow.
How to use SigmaOS
Getting started with SigmaOS is a seamless process. After downloading the free application, you can instantly migrate all your bookmarks, history, and logins from your previous browser. The primary way to organize your work is through Workspaces. You can create separate workspaces for different projects, clients, or areas of life (e.g., 'Work', 'Personal', 'University'). Within each workspace, your tabs are displayed vertically, like a to-do list. You can open pages, group them, and once you're finished with a page, simply mark it as 'Done' by pressing the 'D' key. For multitasking, the Split Screen feature allows you to view two websites side-by-side. The most powerful interactions come from the AI assistant, Airis. Press the spacebar to activate Lazy Search to find anything across your tabs, history, or the web. You can also directly ask Airis to summarize a webpage, explain a complex paragraph, or research a topic for you using the 'Look it up' feature.
Core Features of SigmaOS
- Airis AI Assistant: An integrated AI companion that can chat with websites, summarize content, explain complex topics, and perform intelligent searches. Powered by models like GPT-4o.
- Workspaces: Organize tabs into distinct, collapsible lists to separate different contexts and projects, reducing clutter.
- Vertical Tabs as Tasks: Manage your tabs like a to-do list. Mark them as done to close them or lock them to keep them permanently in a workspace.
- Split Screen: Effortlessly view and work on two websites simultaneously within the same window.
- Lazy Search: A universal command bar to instantly search through open tabs, bookmarks, history, and the web.
- Simplify: A feature that transforms any cluttered webpage into a clean, interactive summary, allowing for focused reading and follow-up questions.
- WebKit Engine with Chrome Extension Support: The first browser to combine the performance, security, and battery efficiency of Safari's WebKit engine with support for your favorite Chromium extensions.
- Native macOS Experience: Built with SwiftUI for optimal performance, integration with Apple Keychain, and a design that feels at home on macOS.
- Ad-free Browsing: Comes with a fast, built-in ad blocker for a cleaner and faster web experience.
- Focus Mode: Hides all UI elements except for the current webpage, minimizing distractions.
Use Cases for SigmaOS
SigmaOS is versatile and built for anyone who spends significant time working on the web. For students, it's perfect for organizing research for different courses into separate workspaces, using the 'Look it up' feature to compile information for essays, and simplifying dense academic articles. Founders and entrepreneurs can manage their company's operations in one workspace and personal tasks in another, using separate logins for social media and work accounts. Creatives and researchers can use the split screen to compare inspiration sources side-by-side and use Airis to quickly gather and summarize information from multiple pages. For any professional, it streamlines workflows by turning the browser from a source of distraction into a powerful tool for focused work.
Advantages of SigmaOS
The primary advantage of SigmaOS is its opinionated design focused purely on productivity. Unlike traditional browsers, its workspace and task-based system enforces organization. The integration of the Airis AI directly into the browser workflow saves significant time on research and content consumption. It offers the best of both worlds: the speed, low RAM usage, and security of a WebKit-based browser like Safari, combined with the extensive ecosystem of Chrome extensions. Its native build ensures a smooth, responsive, and battery-efficient experience on Mac, making it a superior choice for users who value performance and a clean, focused interface.
Pricing and Plans
SigmaOS operates on a freemium model, ensuring core functionality is accessible to everyone.
- Basic (Free): Includes unlimited workspaces, a fast ad-blocker, and limited use of the Airis Assistant.
- Personal Pro ($20/month): Offers everything in the Basic plan, plus unlimited advanced Airis (GPT-4o), high usage of the 'Look it up' feature, and high usage of Interactive Summaries.
- Personal Max ($30/month): Includes all Pro features, plus access to more LLM models (like Llama, Claude), unlimited 'Look it up' queries, and unlimited Interactive Summaries.
A 50% discount is available for students and educators on the Pro plan.
Traffic
Latest traffic
Status
Monthly traffic trend
- 2025-9: 170.0K
- 2026-1: 154.3K
- 2026-2: 106.6K
- 2026-3: 126.4K
- 2026-4: 106.8K
- 2026-5: 83.1K
Geography
Top 5 countries / regions
- 🇺🇸United States49.9%
- 🇮🇳India20.0%
- 🇧🇷Brazil10.7%
- 🇩🇪Germany9.9%
- 🇬🇧United Kingdom9.6%
Traffic sources
| Source type | Percentage |
|---|---|
Referral | 55.2% |
Direct | 44.8% |
Top keywords
| Keyword | Cost per click |
|---|---|
| brave browser show private window tab | $0.00 |
| share web pages on firefox to mail app | $0.00 |
| sigma os | $4.31 |
| sigmaos | $2.74 |
| view request html on brave | $0.00 |
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