Retro Miner is a mobile game available for Android devices. The game is developed by Zachary DeStefano and is free to download. It falls under the arcade game category and offers four modes of play: Calm, Medium, Insane, and Timed. The objective of the game is to mine as much ore as possible from an endless underground cavern to max out your mining ship.

The controls are simple and easy to use. All you have to do is touch anywhere on the screen to move up and release to be pulled down. Players can earn Miner Dollars by collecting different types of underground ore. These Miner Dollars can be used to shop for upgrades to shields, boost, magnet power, and time freezes. Players can also gain bonus Miner Dollars every 1000 meters. The game also features treasure chests that players can carefully navigate to get.

Overall, Retro Miner is a simple, yet addictive arcade game that is perfect for killing time. It is challenging enough to keep players engaged, but not too difficult to discourage them from playing. I highly recommend this game to anyone looking for a fun and entertaining game to play on their mobile device.