Download of MetalForce 3.49.7 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac application is a product of Extreme Developers. We recommend checking the downloaded files with any free antivirus. The software lies within Games, more precisely Arcade.
From the developer:
Metal Force is a 3D multiplayer tank shooting game. The slogan of this crazy game is to drive and kill. You will face opponents from the USA, China, Russia, Japan, Germany, and many other nations. You will have various combat vehicles in your battle arsenal. Each tank represents a unique tactic, a unique warfare style.
You may want to check out more software for Mac, such as Detritus, SwordEdge or Stunt Copter, which might be similar to MetalForce.