SaveFish Block Puzzle Aquarium is a free puzzle game developed by heidoggame for Android devices. The game consists of two parts, each with its own unique puzzle to solve. In the first part, the player must solve a block puzzle by dragging the blocks onto the board to fill a row or column and eliminate it. If a ticket appears on a block, the player can collect it and earn a small fish ticket. Five fish tickets give the player a chance to save a fish that is dying of thirst and trapped in a cave.

The second part of the puzzle involves solving the water problem by clicking on rotating pipes to connect them and get water to the small fish. The game aims to collect as many fish as possible while solving the puzzles. The game is easy to play and offers a fun and entertaining experience for puzzle enthusiasts.