How Margins Built a Viral Reading App

How Margins Built a Viral Reading App

From Subversive by Phil Carter

January 22, 2026 · 1h 1m

About this episode

Paul Warren discusses the success of his reading app Margins and his background in technology.

Paul Warren is the founder and CEO of Margins, a beautifully-designed reading app that recently won Apple’s App of the Day award and that reached hundreds of thousands of active readers less than a year after it launched. He is a self-described “extreme reader” who reads hundreds of books every year. Prior to Margins, Paul held CTO and Head of Software roles at multiple companies, including Daylight Computer Company, Darvis, and an undisclosed stealth crypto startup. He holds a Bachelor’s deg...

People in this episode

Host: Phil Carter

Guest: Paul Warren

Topics covered

  • reading app
  • entrepreneurship
  • technology
  • design
  • book reading
  • software development

Keywords

  • Margins
  • reading app
  • Paul Warren
  • Apple's App of the Day
  • entrepreneur
  • software
  • technology

Mentioned in this episode

Organizations: Margins, Apple, Daylight Computer Company, Darvis, stealth crypto startup

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