Celtreos

ABOUT THIS GAME

One or two players. Use a mouse or trackpad, keyboard (including Touch Bar), or 1-2 game controllers.

Steam version works on Mac (available for mobile and TV elsewhere); updated with support for all recent Mac hardware.

“Celtreos” is like the space shooters of decades past: tiny ship, big weapons, waves of foes, power-ups and obstacles.

Music, Sound and Voice

Nearly 30 different songs (over 45 minutes of music!)
You can even play your own music and auto-next-song for key game events

Stages

13 stages: a city, space station, ocean and more
Horizontal scrolling but more than one “screen” of vertical space
Start from any stage you want!
Each stage ends with a challenging boss
Wall layouts and spawn patterns are partially randomized

Weapon Arrays, Special Moves, Power-Ups and More

Choose from a huge arsenal of weapons and special abilities
7 different ships to choose from
Customize ship properties, such as gun mount locations and top speed
In-game power-ups with weapons, defenses and temporary powers (like Rapid Fire)
Power-down orbs with temporary inconveniences (like Weapon Freeze)

Additional Configuration Options

Set number of lives, and number of times that special abilities can be used
Play in a window or in Full Screen, and specify how much of the display to use in Full Screen
Set graphics quality to one of three levels

SYSTEM REQUIREMENTS

Minimum:

OS: macOS 10.13
Processor: 2.4 GHz Intel Core i5 or Apple Silicon Mac
Memory: 2 GB RAM
Graphics: Intel Iris 1536 MB or Apple Silicon
Storage: 191 MB available space
Additional Notes: On macOS 11.0+ can use Xbox or DualShock (PS4) game controllers; on macOS 11.3+ can use DualSense (PS5) controllers; can use MFi controllers on any Mac. External music control implemented only for OS Music app (or iTunes on 10.14 or earlier).

Recommended:

OS: macOS 12.0
Processor: Apple Silicon Mac
Memory: 2 GB RAM
Graphics: Apple Silicon
Storage: 191 MB available space