Founder Playbook

Idea validation
We started looking at our competitor's reviews right away to see what's missing in our app... what are people complaining about. And we started fixing those things. We started removing friction.

Mine Your Competitors' Reviews to Find Product Gaps That Will Take You to #1

Super Unlimited's path to the #1 VPN spot on the App Store started with systematic review mining — not just their own, but competitors' too. Tanuj's engineering background made him read reviews as a product bug list: every complaint was a gap to close. This bottom-up method replaced expensive market research and delivered direct insight into exactly what would move the needle on ratings and downloads.


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Tanuj Chatterjee
Super Unlimited VPN#1 VPN app on the App Store · 1B+ cumulative downloads · 1M+ organic downloads/day · profitable, no paid marketing
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How the World's #1 VPN App Reached 1 Billion Downloads· 3:03
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