Case Study

LockedIn: Personal Productivity & Study Logger

A native iOS application for high-performance habit tracking and study analytics.

View on App Store

The Problem

Building a privacy-first, cloud-synced productivity tool that balances native performance with complex backend coordination and monetization constraints.

The Approach

Developed using SwiftUI with a state-driven architecture for session management. Integrated Supabase for cross-device sync and RevenueCat for a compliant monetization model.

Technical Stack

SwiftUISupabaseRevenueCatApp Store ConnectiOS Development

Challenges & Constraints

Navigated rigorous App Store Review guidelines for data transparency and account deletion. Optimized a 7MB footprint while supporting complex data schemas.

Outcome & Learnings

Successfully launched on the App Store. Established a production-ready iOS codebase with automated launch flows and secure, scalable backend integration.