
SigmaOS
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SigmaOS
A macOS browser that organizes tabs into workspaces and integrates AI to summarize web pages, answer questions, and boost your productivity.
General Information about SigmaOS
SigmaOS is a native web browser for macOS specifically designed to maximize productivity and digital workflow organization. Unlike traditional interfaces, this tool structures navigation through workspaces and manages tabs as if they were a to-do list. Its functional approach is geared toward professionals, students, and creators who handle large volumes of tabs and need a distraction-free environment on their computer.
The application’s architecture is built on A1Kit, an AI-powered browsing engine that uses LLM agents and data extraction to understand the context of every website. Through its intelligent assistant, Airis, users can perform advanced actions such as interactively summarizing websites, querying page content, or requesting contextual explanations for specific paragraphs. Additionally, the Look it up feature allows users to generate informative starting points and conduct deep web searches without leaving the main interface.
Key technical and functional features include:
- Vertical Tabs: Sidebar organization that offers a panoramic view of open pages, allowing them to be marked as "done" or locked for permanent access.
- Lazy Search: Instant access to tabs, commands, bookmarks, and history simply by pressing the spacebar.
- Split Screen: The ability to split the screen and work on two websites simultaneously, making multitasking easier.
- Multiple Profiles: The option to log in with different accounts across various workspaces, facilitating the separation between personal and professional life.
- Single-Key Shortcuts: A rapid navigation system for creating spaces, marking pages as complete, or activating Focus Mode.
From a performance standpoint, SigmaOS uses the WebKit rendering engine, ensuring optimal energy efficiency for laptops and full integration with Apple Keychain for secure biometric password management. The browser also includes a native ad blocker and is compatible with Chrome Web Store extensions. To preserve RAM, it features an inactive page suspension system that frees up system resources without losing the user's temporary data. Automatic synchronization keeps the same settings and structure across any Mac device linked to the account, ensuring a seamless transition between different workstations.
Features and Use Cases of SigmaOS
How SigmaOS Works
Frequently Asked Questions about SigmaOS
What is SigmaOS and how is it different from other browsers?
SigmaOS is a new browser concept that organizes your online activity using workspaces and vertical tabs that are treated like to-do tasks.
Is SigmaOS free to use?
Yes, the personal plan is free forever and includes unlimited workspaces, an ad blocker, and limited access to the Airis assistant.
Can I use my Chrome extensions in SigmaOS?
Yes, this browser is compatible with Chrome Web Store extensions, allowing you to integrate your usual tools into your workflow.
Is SigmaOS available for Windows computers?
It is currently only available for macOS, though support for Windows and iOS systems is coming soon.
What are the benefits of the Airis AI assistant?
Airis allows you to interactively summarize web pages, answer questions about the content you're reading, and intelligently search for complex information.
Is it safe to manage my passwords in SigmaOS?
Yes, the browser uses Apple Keychain to protect your credentials via biometrics and employs the WebKit engine to ensure privacy and security.
How does this browser help improve my Mac's performance?
SigmaOS is built natively with SwiftUI and automatically suspends unused tabs to free up RAM and save battery life.
Can I import my data from my current browser to SigmaOS?
Yes, the migration process is very simple and allows you to bring over all your logins, cookies, and history so you don't have to start from scratch.
What is the Split Screen feature?
It is a tool designed for multitasking that allows you to view and use two websites simultaneously within the same window.
How do keyboard shortcuts work in SigmaOS?
The browser uses single-key shortcuts, such as "D" to mark a task as done or "W" to create workspaces, making navigation much faster.
SigmaOS Pricing
Basic
Free
- Unlimited workspaces.
- Fast ad blocker.
- Airis Assistant (limited access).
Personal Pro
$20 per month (or $200 per year)
- Includes all Basic plan features.
- Unlimited Advanced Airis (powered by GPT-4o).
- "Look it up" feature (high usage).
- Interactive summaries (high usage).
- 50% discount available for students and educators.
- 14-day money-back guarantee.
Personal Max
$30 per month (or $300 per year)
- Includes all Personal Pro plan features.
- Access to additional LLM models (such as Llama or Claude).
- Unlimited "Look it up" queries.
- Unlimited interactive summaries.
- 14-day money-back guarantee.
SigmaOS Screenshots

