Side by side
Chrome Sidekick vs Sigma AI Browser
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Your AI browser assistant for Chrome superpowers.
Change the way you browse with AI-powered features
Primary task
Web browsing
Web browsing
Pricing
Freemium · Free + from $4/mo
Freemium · Free + from $8/yr
Pricing details
Free + from $4/mo
Free + from $8/yr
Billing cycle
Monthly
Yearly
API access
Not documented
Not documented
Platforms
Web
Web
Integrations
Chrome
Not documented
Source rating
4.0 / 5 · 4 ratings
3.1 / 5 · 13 ratings
Catalog views
24k
1k
Estimated monthly traffic
—
—
Catalog imported
30 Aug 2026
30 Aug 2026
Listed strengths
- Enhances productivity
- Automates tasks
- Functions on all pages
- Wide-ranging application
- Learns from user habits
- Smart summarization tool
- Generates blog posts/articles
- Multimedia content creation
- SigmaGPT pre-installed extension
- Incognito mode
Listed limitations
- Only for Chrome browser
- Requires JavaScript enablement
- Potential for privacy intrusion
- Functionality specifics not detailed
- Requires some technical knowledge
- Content generation limited to text
- Possible overload of functionalities
- Limited extension support
- SigmaGPT reliance
- Potential security concerns for data synchronization