Indie App Onboarding That Retains Users — Day 0 to Day 28 Engagement Design

Indie App Onboarding That Retains Users — Day 0 to Day 28 Engagement Design Every feature you've built is worthless if users quit in the first three minutes. At Jibun Inc. — a Flutter Web life management app competing with Notion, Evernote, and 19 others — improving onboarding increased Day-7 retention by 15% in a single sprint. This article covers the full onboarding stack: empty states, PageView carousels, progressive disclosure, and a Day 0–28 re-engagement sequence. The Three Goals of Onboar