Allwards Laboratory ( has released Jolly Rummager 1.2 for OS X, an update to its arcade game that was designed as a tribute to the 1983 classic, Digger.

The game features full-screen, Retina display graphics, cartoon animation, stereo music and sound effects. Players four years of age or older use simple keyboard controls to guide the small green caterpillar, Jolly Rummager, as he digs free form mazes underground.

Jolly Rummager 1.2 requires Mac OS X 10.8 or higher. It costs $0.99 (USD) and is available worldwide exclusively through the Mac App Store in the Games category (