GraalOnline 6.035 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this free software for Mac is Cyberjoueurs. The program lies within Games, more precisely Adventure. 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.
From the developer:
Graal is a massively multi-player (MMP) game that involves quests, player personalisation, persistent NPCs, sparring, and general exploration. Developed over the course of 3 years, the Graal MMP support hundreds and even thousands of simultaneously connected players. This means that you will interact in a vast virtual world, with many kingdoms and quests, with players from all over the world.
The Graal game has no end, it just keeps evolving.
You may want to check out more Mac applications, such as GraalOnline Classic, which might be similar to GraalOnline.