Cube Filler is a free Android puzzle game developed by Dupyx. The game consists of filling all the empty cubes to solve the puzzles. Initially, the puzzles are easy, but as you progress, different types of cubes like portals, boosts and barriers are introduced, creating unique challenges that test your skills.

The game includes 50 puzzles, and you can also create your own puzzles and share them with your friends and the world. Cube Filler offers a minimalist design that is easy to navigate. The game is perfect for puzzle lovers who are looking for a challenging and engaging experience.

Overall, Cube Filler is a great puzzle game that is both fun and challenging. The game's simple design and intuitive controls make it easy to pick up and play. With the added feature of creating and sharing your own puzzles, Cube Filler offers endless hours of entertainment for puzzle enthusiasts.