The Best Shoot-em-up Games for Mac OS

Just when you thought it was safe to eat chicken again, the chickens have returned with an organized invasion to take over the entire solar system! Journey to each planet and fight your way through to save the world (again)!

Chicken Invaders puts you at the forefront of a battle against invading intergalactic chickens, bent on revenge for our oppression of Earth chickens. This time, the chickens have hatched a devious plan to block out sunlight and freeze Earth to death!

Fight to survive on a mysterious alien planet, outwit its vicious inhabitants, and do whatever it takes to find a way off that wretched rock.

The world is under a frantic alien attack. Amidst the chaos and with the army virtually subdued, the deadliest and most inconsequential pair of specialists are called upon to do what must be done. Join the war hunting aliens around the world and in every way possible.

Become the Black Bird in this dark-fantasy shooting game with an operatic twist! This is the tale of a young girl who dies a pitiful death, but is reborn as the calamitous Black Bird whose destiny is to destroy the kingdom.

Wreak havoc on countless foes with mighty weapons and deadly spells! Enhance your skills and face even greater dangers! Army of Ruin is an auto-shooter where you become the Bullet Hell.

An isometric shoot 'em-up minigame set in an underground bar in 1930s Chicago. Speakeasy combines historical charm with edge-of-your-seat action for a gaming experience that’s as thrilling as it is unique.

High speed kinetic action. Danger is the best offense!

A throwback to the classic quarter eating arcade games of the 80's. Bit Blaster XL is a retro styled, addictive, and fast paced arcade shoot 'em up! (shmup).

You are valiant space hero who is not as fortunate as those in the golden age of scrolling shooters who had infinite ammo. Instead you must absorb your enemies' weapons and retaliate!