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About this app

av66 is a path-laying logic game set inside a sealed crystal vault. Each chamber asks you to draw a single amber filament across the floor, collect numbered crystals in lock order, and step onto the chest before the move limit runs out.


The av66 unique rule is the combination path: crystals behave like tumbler pins. Take them out of order and that pin never turns, because the filament cannot recross itself. Resin tiles cost extra steps, arrow tiles admit only one direction, and sealed gates stay shut until the current lock sequence is complete.


Ten handcrafted halls sit on four wings, with undo, best leftover-step records, a Burmese vault ledger about Hukawng amber, and a reliquary that stores every opened chest. The whole experience runs as a self-contained vault inside the app, designed for small and large phone screens without cluttered chrome.
av66 is a path-laying logic game set inside a sealed crystal vault
Updated on
Sep 27, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • This app may collect these data types
    App activity
  • Data is encrypted in transit
  • Data can’t be deleted

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v 1
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About the developer
SIEIATEL TOV
nikita@sieiatel.com
4, kv. 72 vul. Akademika Dobrokhotova Kyiv місто Київ Ukraine 03142
+380 75 215 7673

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