Cubeline: 3D Cube Puzzle

Contains ads
Content rating
Everyone
10+
Downloads
Content rating
Everyone
Learn more
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Screenshot image
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About this game

■ About Cubeline

Connect the cubes. Guide the ball.

Drill holes through a cube to build a path for the ball.
Starting with simple rules, the challenge grows to expert 6×6 stages requiring 14–28 moves — 310 puzzles in total.
Build 3D pathways in your head. A pure spatial reasoning experience.

■ Features

- 4 difficulty levels, 310 puzzles
Beginner 3×3 (10 puzzles, 2–3 moves)
Intermediate 4×4 (100 puzzles, 5–10 moves)
Advanced 5×5 (100 puzzles, 10–18 moves)
Expert 6×6 (100 puzzles, 14–28 moves)
Train your spatial skills step by step.

- Press Play to test your answer
Place the holes, press Play, and watch the ball roll. If it reaches the goal, you clear the stage. A satisfying rhythm of thinking and checking.

- X-ray view
Stuck? Use the X-ray feature to see inside the cube.
Play without hints for a harder challenge, or use X-ray to solve efficiently — your choice.

- Simple controls
Rotate the cube with one finger, tap to place holes.
Intuitive enough to play without a tutorial.

- Works offline
Play anywhere — on the train, on a break, no internet needed.
(Internet is only required for ads.)

■ Recommended for

- Anyone who enjoys brain teasers in their spare time
- Students and professionals training spatial reasoning
- Players who prefer quiet thinking over flashy effects
- People looking for short, one-stage-at-a-time sessions
- Anyone in architecture, design, or game dev who wants to sharpen 3D thinking

■ How to play

1. Tap the cube to set the direction of a hole
2. Press the Play button
3. The ball rolls from the start, passing through the holes
4. Reach the goal to clear the stage

Use the X-ray button if you get stuck. Reset the stage anytime.

■ About ads

This app is free, supported by ads:
- Rewarded ads (optional) when using X-ray
- Interstitial ads after clearing a stage
Ads are designed to appear only at moments that don't interrupt your play.

■ Privacy

No sign-up required. We don't collect personally identifiable information.
Only the data needed for ad delivery is handled via Google AdMob.
See our privacy policy for details.

■ Contact

Feedback, requests, and bug reports: mattyomattyomettyamattyo@gmail.com
We read every message and use it to improve future updates.

Don't just look at the cube — build inside it.
Connect the cubes, and guide the ball home.
Drill holes, connect cubes, guide the ball. A pure 3D spatial puzzle.
Updated on
Oct 4, 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.
  • This app may share these data types with third parties
    App activity and Device or other IDs
  • This app may collect these data types
    App activity, App info and performance, and Device or other IDs
  • Data is encrypted in transit