Continuing to post development updates here as well. ZChat has also applied for the Coinholder-Directed Retroactive Grants Program Q1 2026.
Weekly Development Update - Feb 6-12, 2026
Community Recognition
Two milestones this week:
- Zcash Brasil featured ZChat in Shielded Magazine #05
- Zooko liked our post on X - recognition from the Zcash founder
What Was Done (v2.8.3 → v2.8.5)
5 commits, 104 files changed, ~4,000 lines of new code
1. Full Notification System (v2.8.5)
- Custom cyberpunk notification sound + double-pulse vibration
- 4 privacy levels: Full Preview / Sender Only / New Message Only / Silent
- Lock screen: “ZCHAT - New message” only (zero content leaks)
- Aggressive background sync with Android Doze fallback
- Per-conversation mute toggle
- In-app slide-in banners (auto-dismiss 4s)
2. Chat Reliability (v2.8.3)
- Fixed false “Insufficient ZEC” on rapid messages
- Fixed duplicate messages + inverted order
- Fixed chat list wrong preview
3. QR Scanner & Restore
- 5 QR scanning bugs fixed (camera + gallery)
- Seed recovery grid alignment fix
4. Theme Cleanup (v2.8.4)
- Consolidated to 3 themes: Light, Dark, Zypherpunk
5. Diversified Address Handling (v2.8.4)
- Same wallet, different addresses → now correctly routes to one chat
Testing
All features verified on real Honor 90 via ADB, 8 structured test cases passing.
What’s Next
- Cross-device notification testing
- Group messaging (Sprint 4)
- E2E key exchange completion
- ChatViewModel refactor (2900+ lines)
GitHub: GitHub - decentrathai/zchat-android: ZCHAT - Privacy-first messaging app built on Zcash blockchain
Download: https://zsend.xyz