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Quantum Cargo

Push crates. Solve puzzles. Deliver cargo across the galaxy.

A space-themed Sokoban puzzle game with 300 levels ranging from beginner-friendly introductions to expert-level brain twisters designed by classic puzzle masters. Navigate tight cargo bays, push quantum crates onto energy pads, and earn up to 3 stars on every delivery.

Built for Puzzle Lovers

Classic Sokoban gameplay wrapped in a space-age experience.

300 Levels

From gentle introductions to fiendishly difficult expert puzzles. Levels 1-150 are procedurally generated, while 151-300 feature hand-designed classics from renowned puzzle creators.

3-Star Rating

Every level has an optimal solution. Deliver cargo efficiently to earn up to 3 stars with half-star granularity. Perfect deliveries earn a special shining star.

Global Leaderboard

Compete against pilots across the galaxy. Your total score and star count are ranked on a global leaderboard powered by Firebase.

Progressive Difficulty

Start with 1-box puzzles on small maps and work up to 6-box nightmares with tight corridors, dead ends, and counter-intuitive solutions.

Restart Anytime

Stuck on a level? Restart instantly and try a new approach. Experiment freely without penalty -- only your best score counts.

Cross-Platform

Built with Kotlin Multiplatform for a native experience on both Android and iOS. Your progress saves locally on your device.

Your Privacy Matters

Quantum Cargo collects minimal data -- only what's needed for leaderboards and ads.

Anonymous Leaderboard

Leaderboard uses Firebase Anonymous Authentication. No email, no password, no personal info required. Just a randomly generated pilot name.

Local Game Saves

Your game progress, stars, and scores are stored locally on your device. No cloud sync of personal gameplay data.

Ads via Google AdMob

The app displays banner ads through Google AdMob. Google may collect device data for ad personalization per their privacy policy.

Ready to deliver some quantum cargo?

300 levels of brain-bending puzzle action await. Download now and see how far you can go.