LETReview
Over 120 users and 4,000 visits in its first fourteen days. It is a licensure exam reviewer built as a progressive web app, with quiz mode, flashcards, and gamification (daily streaks, achievements, virtual pets) to keep people coming back. Firebase handles authentication and the realtime database.
Overview
A licensure exam reviewer built as a progressive web app: quiz mode, flashcards, and gamification in the form of daily streaks, achievements and virtual pets. It reached over 120 users and 4,000 visits within 14 days of launch. Firebase handles authentication and the realtime database.
My role
Independent project — sole developer.
Screenshots


Landing page
Mobile — 9 screens









Lessons learned
- Progressive web apps
Shipping as a PWA is what put it on a phone home screen without going near an app store.
- Designing for retention
Streaks, achievements and virtual pets were the reason people came back: 120+ users and 4,000+ visits in the first 14 days.
- Firebase
Authentication and a realtime database from one provider, integrated end to end.