While is not a permanently free title on Mac, it is a highly-rated strategic roguelite that often features a free demo or significant discounts. Developed by Pixelsplit , the game challenges players to manage a group of survivors during a quirky, pixelated zombie apocalypse. How to Get Deadly Days on Mac

The game features 25+ deadly weapons with random modifications, special abilities (like airstrikes), and over 50 "crazy" items to aid survival.

Success depends on balancing risk and reward. While you can upgrade base skills and weapons, the game is notoriously difficult and relies heavily on RNG (randomly generated) elements.