Developer builds 'second brain' app with GPT Work during a walk, passes App Store review first try

A Reddit user prototyped a Markdown 'second brain' app called Cohestry on their phone using ChatGPT Work during a walk, frustrated by messy AI-generated notes. The project compiled on the first try in Xcode and passed App Store review in one go.

2026-10-17 ~ 2026-10-19 · 3 related posts

• Indie dev builds second-brain app with ChatGPT Work; Apple approves it on first review — Emojinapp · 2026-10-17
• Dev Prototyped a 'Second Brain' App on His Phone While Hiking, Apple Approved It First Try — Emojinapp · 2026-10-19

1 near-duplicate retellings: ovninoir