Stellar is a free puzzle game developed by Gripolda for Android devices. This game offers a fresh and unique experience in the puzzle game genre. Unlike the typical tile-matching puzzle games, Stellar introduces players to the concept of portals. The game's mechanics are based on the ability to place two portals on opposite walls and use them to get from one side of the room to the other without physically crossing the room.

Stellar's gameplay is challenging and requires players to use their problem-solving skills to navigate through increasingly complex levels. The game's graphics are simple yet elegant, and the sound effects are well-designed, creating an immersive puzzle-solving experience. Overall, Stellar is a great option for puzzle game enthusiasts who are looking for a new and innovative challenge.