Deduction Isles: Map Puzzle

Solve daily island disputes with maps, routes, boats, and daylight.

Move the tide, trace boat routes, and test every claim against daylight. Win by proving which crossing was physically impossible.

How access works

A three-day access window opens all 365 shipped cases. When the window ends, today’s case remains available. A single optional one-time purchase unlocks the complete archive. There is no subscription and nothing renews automatically.

Privacy

No accounts, ads, analytics, or developer data collection. Progress stays on your device. Read the full privacy policy.

Support

For help, bug reports, or purchase restoration, visit Deduction Isles Support or email rizkcorsight@rizkcorsight.com.