Prison Ferry: No Escape!

River crossing logic puzzle

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

You're the escort: ferry prisoners across the river. But if the guards are outnumbered, they escape! Load officers and prisoners into the boat and get everyone to the far bank without losing a single one. [One simple rule] On a bank or in the boat, prisoners escape if they outnumber the guards. Leave prisoners with no guard, and they escape too. [Plan your moves on a river island] Leave people on an island mid-river. The boat can't go straight across; it stops at the island on the way. But the island needs guards too. Who stays where? [New helpers, tougher prisoners] - Boss: needs two guards alone - Police dog: guards, but can't row - Chief: guards two prisoners alone - Cuffed pair: chained together, takes two seats [120 levels, 3 stars for the shortest route] Every level is solvable. Cross in the fewest trips to earn 3 stars. Stuck? Watch a short video to see your next move (no video with Remove Ads). Undo before anyone escapes; restart any time. The puzzles play offline (hint videos need a connection). Contains ads. The in-app purchase Remove Ads turns off full-screen ads and lets you use hints without videos.

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Updated the App Store listing. No changes to gameplay or levels.

The developer, Hayato Namiki, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Identifiers

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
Hayato Namiki
Size
23.7 MB
Category
Puzzle
Compatibility
Requires iOS 15.0 or later.
  • iPhone
    Requires iOS 15.0 or later.
  • iPad
    Requires iPadOS 15.0 or later.
  • iPod touch
    Requires iOS 15.0 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English and Japanese
Age Rating
4+
In-App Purchases
Yes
Copyright
© 2026Tsuruhashisha