Twitter and Pinterest Founders Join Forces on a New App Designed to Fix the ‘Terrible Devastation’ of Social Media

These founders helped build the very systems they are now trying to reform.

By Sherin Shibu | edited by Jessica Thomas | Jan 06, 2026
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Key Takeaways

  • Twitter, now X, co-founder Biz Stone and Pinterest co-founder Evan Sharp have already helped create mainstream social networks.
  • Now the pair are teaming up to create a new app called Tangle, which quietly launched in November on an invite-only basis.聽
  • The app asks users a single question each day and encourages them to share the answer with friends.

Twitter, now X, co-founder Biz Stone and Pinterest co-founder Evan Sharp are teaming up on a new social media app called Tangle, in an attempt to counter what they describe as the 鈥渢errible devastation鈥 inflicted by mainstream social media on users鈥 minds and relationships. 

Stone and Sharp鈥檚 startup overseeing Tangle, West Co, has quietly raised $29 million in funding since the pair founded it in 2023, according to a regulatory filing recently obtained by . Tangle, which launched in November, is West Co鈥檚 first app and is pitched as a social network 鈥渄esigned for intentional living.鈥

Sharp serves as CEO of West Co. He said in a on the podcast Designer Fund that the startup grew from the question of what might 鈥渉elp address some of the terrible devastation of the human mind and heart that we鈥檝e wrought the last 15 years.鈥 Sharp is positioning Tangle as a values-driven alternative to traditional social media networks. 

Related: I Tried Airchat, the Hottest New Social Media App in Silicon Valley 鈥 Here鈥檚 How It Works

Tangle鈥檚 first version is intentionally introspective rather than viral. The invite-only app asks users a single core question each day: 鈥淲hat鈥檚 your intention for today?鈥 Then, it encourages them to share the answer with a small circle of friends.

Instead of social media feeds designed for endless scrolling, Tangle focuses on helping people 鈥渃apture the reality of their days,鈥 the company stated in a . The job advertisement further stated that the app allows users to 鈥減lan with intention鈥 and 鈥渟ee the deeper threads that shape their life.鈥 

Lisbon , Portugal - 13 November 2025; Biz Stone, Co-founder, Twitter & West on Centre Stage during day three of Web Summit 2025 at the MEO Arena in Lisbon, Portugal. (Photo By Ramsey Cardy/Sportsfile for Web Summit via Getty Images)
Biz Stone, co-founder of Twitter, now X. (Photo by Ramsey Cardy/Sportsfile for Web Summit via Getty Images)

The effort is still experimental. Instead of shipping a fully formed social network, Stone and Sharp are creating a product and testing it on a small, invite-only user base to see what really supports well-being. 

Related: I 鈥榁ibe Coded鈥 an App Using AI 鈥 and Got a Working Product in Under 5 Minutes for Free. Here鈥檚 How I Did It.

Competing platforms like Facebook and Instagram have loyal user bases, with Facebook boasting monthly active users and Instagram having monthly active users. In comparison, Tangle is in its early stages and has yet to release a user count.聽

Still, Stone and Sharp offer rare credibility. They both helped build the very systems they are now trying to reform. 

Tangle may change significantly before a public launch, a point Stone emphasized in an interview with The Financial Times. 鈥淚t turns out that creating something to help people navigate their lifetime is difficult work, but I think it鈥檚 worth it,鈥 he told the outlet.聽

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Key Takeaways

  • Twitter, now X, co-founder Biz Stone and Pinterest co-founder Evan Sharp have already helped create mainstream social networks.
  • Now the pair are teaming up to create a new app called Tangle, which quietly launched in November on an invite-only basis.聽
  • The app asks users a single question each day and encourages them to share the answer with friends.

Twitter, now X, co-founder Biz Stone and Pinterest co-founder Evan Sharp are teaming up on a new social media app called Tangle, in an attempt to counter what they describe as the 鈥渢errible devastation鈥 inflicted by mainstream social media on users鈥 minds and relationships. 

Stone and Sharp鈥檚 startup overseeing Tangle, West Co, has quietly raised $29 million in funding since the pair founded it in 2023, according to a regulatory filing recently obtained by . Tangle, which launched in November, is West Co鈥檚 first app and is pitched as a social network 鈥渄esigned for intentional living.鈥

Sharp serves as CEO of West Co. He said in a on the podcast Designer Fund that the startup grew from the question of what might 鈥渉elp address some of the terrible devastation of the human mind and heart that we鈥檝e wrought the last 15 years.鈥 Sharp is positioning Tangle as a values-driven alternative to traditional social media networks. 

Sherin Shibu News Reporter

麻豆社 Staff
Sherin Shibu is a business news reporter at 麻豆社.com. She previously worked for PCMag, Business... Read more
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