SigmaOS

SigmaOS

(4.7)
Freemium
Web
Best for: That Boosts Your Focus and Workflow
SigmaOS preview
237 upvotes
116 bookmarks
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Our Verdict

SigmaOS reinvents the internet experience with its intuitive, task-focused design. Its innovative features like vertical tabs, AI integration, and workspace organization make it perfect for power users seeking to maximize productivity and minimize distractions. While currently exclusive to macOS, its sleek interface and powerful tools offer a glimpse into the future of browsing.

About SigmaOS

SigmaOS is a next-generation web browser meticulously crafted to enhance productivity, focus, and multitasking capabilities. By combining intuitive tab management through vertical layouts, project-based workspaces, and innovative features such as Focus Mode, AI-powered contextual search, and real-time link previews, SigmaOS reinvents the browsing experience. Tabs are treated as tasks, offering users the ability to sort, lock, and mark them as complete. Users can split their screen, manage multiple logins, and collaborate across sessions. With its built-in AI assistant, Airis, SigmaOS empowers users to engage with webpages by chatting, asking follow-up questions, and summarizing content. It's a comprehensive tool tailored for power users, seamlessly integrating essential functionalities into an ultra-fast browser.

Review Summary

Performance Score
A+
Content/Output
Context-Aware & Fluid
Interface
Sleek, Tab-Centric & Smart
AI Technology
AI Assistant (Airis), Contextual Page Chat, Command Hover, Auto Summarization
Purpose of Tool
Reinvent web browsing for productivity, learning, and task flow
Compatibility
macOS (desktop app)
Rating
4.7/5
Features 4.6
Accessibility 4.7
Compatibility 4.6
User Friendliness 4.7

Who Is This Tool Best For?

  • Researchers & Students: They are using it to organize study materials into workspaces and summarize sources with AI on the fly.
  • Founders & Builders: They are using it to juggle product research, investor decks, and team tools all in one place.
  • Writers & Bloggers: They are using it to gather references, annotate webpages, and use the AI to generate content ideas.
  • Developers: They are using it to split-screen code docs and project dashboards with multi-login support for dev/test.
  • Marketers: They are using it to plan campaigns, monitor competitor sites, and organize tabs by campaign workspace.

Key Features

Vertical Tab Layout
Workspaces for Projects
Tabs as Tasks (Mark as Done)
Focus Mode (Distraction-Free View)
AI Assistant Airis
Lazy Search Across Tabs & Web
Split Screen Browsing
Command-Hover Link Previews
Simplify Mode for Page Summaries
Magic Theme (Visual Integration)
Ad Blocker Built-In
Easy Migration from Other Browsers
Multiple Logins per Workspace

Pricing Plans

Free Plan

Free
  • Access to core features, including vertical tabs, workspaces, and basic AI functionalities.

Premium Plan

Pricing available upon request
  • Enhanced features
  • Expanded workspaces
  • Priority support
  • Additional AI capabilities

Pros & Cons

Pros

  • Game-changing tab and task organization
  • Built-in AI that interacts with pages in context
  • Split view, Focus Mode, and vertical layout boost productivity
  • No extensions needed for core tools
  • Stunning UX for modern multitaskers

Cons

  • Only available on macOS for now
  • May feel unfamiliar to traditional browser users
  • Requires email signup to get started
  • Not ideal for casual, one-tab browsing
  • Premium pricing details not clearly listed upfront

Frequently Asked Questions

No, currently SigmaOS is available only for macOS. Other platforms may be added in the future.
Airis is SigmaOS’s built-in AI assistant that can summarize, chat with, and answer questions about the webpage you’re viewing.
Yes, SigmaOS offers easy migration with import support for logins, history, and saved sites.
SigmaOS is built around workflows. It uses vertical tabs, workspace isolation, and AI tools to create a focused experience.
Yes, you can set up separate logins per workspace—great for managing personal vs. professional accounts.

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