Your landing page’s weakest score is Trust.
How Sigma AI Browser ranks
category scores
category scoresShowHide
Trust
48PoorProof that the product is real, competent, and safe to try.



| Trust read | |
|---|---|
| Sigma AI Browser | Detailed product screenshot showing the browser UI with a "Chat with site:" AI control and mobile tab manager ("Tabs (68 |
| "Backed by Y Combinator" badge above the headline | |
| implicit context Dia (The Browser Company) may benefit from pre-existing familiarity among its target audience. | |
| Product screenshot of Fellou's browser UI with "Deep Action" search bar and task prompts like "Build a pet adoption info | |
| Real browser UI screenshot with feature callouts ("Browsing Agent", "Deep research", "Scheduled tasks", "MCP Connector") | |
| Embedded product demo of the browser running a 'find me 50 leads' agent with visible Gmail/Slack tabs and a live 'Thinki |
Value props
62FairTitle, subtitle, hero — do they sell the product's true value?
Sigma is a private AI browser.
Impressively light. Packed with features. Fast by design.
Working
- States the category plainly
- Leads with privacy differentiator
- Hero shows 'Chat with site' in action
Could improve
- Zero numbers or proof points
- 'Packed with features' is filler
- No emotional payoff named
Information hierarchy
76FairDoes the design help or inhibit what the page is trying to say?

What works
What to improve
CTA
76FairCopy, size, verb, cost-feel — does the primary CTA earn the click?

How Sigma AI Browser compares
Recommended rewrites
Mobile web
80StrongThe phone experience as a first-class citizen.

What works
What to improve
