A free app for Android, by iJoyGameDev.

Block Puzzle & Hexa Puzzle is a classic, fun, and challenging block puzzle game. You can enjoy the game in a number of different ways. You can play it in a number of different modes, including single-player, online multiplayer, and offline multiplayer. It is playable on mobile devices, Windows 10, macOS, iOS, Nintendo Switch, PlayStation, Xbox Live, Xbox One, and Android. It is a free game, and you can download it for free from the Google Play Store.

The gameplay of Block Puzzle & Hexa Puzzle is simple to understand and easy to play. You are given a grid of blocks, and you must place the blocks in such a way that they create a solid object. You can fill up vertical, horizontal, or diagonal lines.