Content rating
Everyone
0+
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Content rating
Everyone
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About this game

bv444 is a premium mobile-first skill game that turns ancient lockcraft into a rhythm of precision. You face a shadowed door fitted with concentric rings, each marked with runic symbols that spin at independent speeds. With a single tap you halt one ring at a time, chaining stops until every symbol aligns under the golden marker. Higher tiers add more ring sections and faster rotation, demanding sharper timing and memory. Rare ancestral doors hide bonus crystals that boost your mastery score and unlock alternate visual themes for the lock interface. Between attempts, detailed result cards track opened doors, best streaks, accuracy, and personal records, while dedicated statistics, local leaderboards, and tactile audio settings keep every session polished. Built around the Lock Master core loop rather than menus, the experience blends glassmorphism UI, gold-on-black art direction, and castle atmosphere into a distinct locksmith fantasy.
bv444 is a premium mobile skill game
Updated on
Jul 31, 2026

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
    Learn more about how developers declare sharing
  • This app may collect these data types
    App activity
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

v. 1