The 1.7.110 version of BattleDuel 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. The software lies within Games, more precisely Strategy.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The following version: 1.7 is the most frequently downloaded one by the program users. This free software for Mac OS X is an intellectual property of Jochen Terstiege, Michael David, Marco Seine.
From the developer:
Two players fight against each other with cannons placed in a windy mountainous landscape. To hit the other they change the powder and angle of the cannons. A duel is finished if one of the cannons is totally damaged.
BattleDuel is a game that was originally developed for the Amiga computer system. In the year 2006 a Java port of the game was released.
You may want to check out more software for Mac, such as FreeDroid, PunkTrader or Globulation2, which might be similar to BattleDuel.