7 Nights at Horror Hotel is an Android game developed by Million Rabbit Studio, falling under the category of puzzle games. The game is set in a horror hotel where the player is trapped for five nights and has to find three golden keys to escape. The game combines fear and adventure with puzzle elements to create a unique gameplay experience.

The game's graphics are well-designed and immersive, with spooky sound effects that add to the overall horror theme. The puzzles are challenging, keeping the player engaged and entertained throughout the game. The game's controls are easy to navigate, with a straightforward user interface that makes it accessible to all players.

Overall, 7 Nights at Horror Hotel is an excellent game for horror and puzzle enthusiasts. It is a free game with no in-app purchases, making it accessible to all Android users. If you are looking for a thrilling and challenging puzzle game set in a horror-themed environment, this game is definitely worth a try.