You might already be familiar, CS: GO is a team-based first-person shooting game, available for both Windows & Mac. System Requirements: OS 10.11, 2.0 GHz Intel Core Duo Processor, 2 GB RAM, ATI Radeon HD 2400, NVIDIA 8600M or better, 15 GB available space. Each user, equipped with AI-controlled armies, sets out with the sole aim to destroy the other team’s base. The concept of the game was adopted from Warcraft 3 and two teams of up to five players take the role of special hero units. One of the best real-time strategy games of all time, Heroes of Newerth truly deserves to be a part of our list of Best Free Games for Mac users. System Requirements: OS X 10.4 or newer, Intel Processor, 2 GB of RAM, 128MB fully OpenGL 2.0, 10 GB available space. Genre: Action role-playing, Real-time strategy, MOBA