Purpose-Built
A tactile cave-navigation puzzle adventure where darkness is complete until each sonar pulse briefly reveals walls, currents, hazards, and the route home.
One-time iPhone and iPad app
Sonavault
Navigate by sound
Core Features
- Tap to emit a finite-radius sonar pulse.
- Echo returns reveal surfaces only briefly and with distance delay.
- Drag to steer the survey craft through remembered space.
- Complete every beacon route before the pulse budget expires.
Private by Design
No account, subscription, ads, tracking, third-party analytics, or developer-operated backend. Core features work offline, and your work stays on device unless you deliberately share or export it.
Use It Responsibly
Sonavault is a fictional entertainment game. Its visual systems, scoring, physics, maps, and terminology are designed for play and are not professional guidance.