Offline Mode - Transforming UX for Missionaries
Wise Global needed reliable offline access for its discipleship app used by church leaders across 10+ African countries with unstable internet connectivity.
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Wise Global needed reliable offline access for its discipleship app used by church leaders across 10+ African countries with unstable internet connectivity.
THE CHALLENGE
Users in rural and underserved regions faced unreliable or nonexistent internet, preventing access to essential course videos and blocking their ability to log daily spiritual activities. This connectivity gap hindered engagement and disrupted consistent discipleship.
THE SOLUTION
We assembled a team of 6 reliable professionals and, in 2.5 months, built an offline‑first architecture using Flutter for cross‑platform UI and SQLite for local storage, augmented by native Kotlin and Swift modules for efficient background downloads and data sync.
Key features included:
• Offline content caching with resumable downloads for full courses and assets
• Local progress tracking schema for prayers, training completions, and sharing activities
• Conflict‑safe batch sync logic to upload offline data upon reconnection
• Intuitive UI indicators for download status, offline availability, and sync progress
THE OUTCOME 100% of core course content and activity tracking available offline • 85% increase in daily active usage from target regions • <1% data sync failure rate after release • Enabled uninterrupted learning and discipleship for 20,000+ churche
“Implementing offline functionality has been transformative for our users. They can now engage with training content and track spiritual growth without connectivity barriers.” — Director of Technology, I2 Ministries
Implementing offline functionality has been transformative for our users. They can now engage with training content and track spiritual growth without connectivity barriers.
Ryan James - Product Owner of i2 Ministries
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