Tunnel Digger is an arcade game developed by Papionne, available for free on Android devices. In this game, you play as a part of a company that is responsible for digging tunnels to reach the other side of the mountain. The game offers a simple yet engaging gameplay experience that is sure to keep you hooked for hours.

The objective of the game is to dig your way through the mountain while upgrading your drill and truck bed capacity, improving your digging speed, and power. The game offers a variety of obstacles and challenges that you must overcome to complete your mission. The graphics and sound effects of the game are well-designed and add to the overall experience of playing Tunnel Digger.