Downloading DirkDashing 1.2 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. This software for Mac OS X is a product of My Game Company. DirkDashing for Mac lies within Games, more precisely Puzzle. We recommend checking the downloaded files with any free antivirus.
From the developer:
As agent Dirk Dashing, you have been assigned to recover the seven largest diamonds in the world, which were stolen by international jewel thief, Pique Pockette. Pique's trail takes you to the Bavarian Alps of southern Germany, where you must battle enemy agents who are also searching for the diamonds, avoid traps and icy hazards, and solve baffling puzzles in order to save the day!
You may want to check out more software for Mac, such as kiki, Gem Shop or Go-Go Gourmet, which might be related to DirkDashing.