The 3.70.0 version of ZooWar for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The program lies within Games, more precisely Arcade.
From the developer:
Zoo War is a 3v3 multiplayer online battle arena game that gives you a deep experience of tank shooting games. You are challenged with fast and dynamic multiplayer battles. You can choose an animal and a tank, and try to win the battle. You have the chance to collect and upgrade a variety of zoo crew, so you can get new battle skills. Also, you can improve your tanks to upgrade armor and guns.
You may want to check out more Mac applications, such as SwordEdge, DotBot or Phantasia, which might be similar to ZooWar.