Sentinel 3: Homeworld
-84%- Genres
- Indie, Strategy
- Released
- 3 Feb, 2014
- Developer
- Origin8
- Publisher
- Strategy First
Sentinel 3: Homeworld price history
£0.71 today90-day low £0.71 (26 Oct 2026)Lowest recorded £0.7190-day average £0.71
Today's price is the lowest we've seen in the last 90 days. Cheapest UK-working PC key across the stores we compare, any edition; tracked since 26 Oct 2026.
About this game
The biggest installment of the award winning Sentinel sci-fi tower defense series now on PC!
Take the fight to the alien homeworld and unleash a massive arsenal of weaponry. Get up close and personal on the battlefield in your power armor to execute devastating attacks and support your defenses!
An epic campaign across 20 levels.
A powerful commander unit which can level up and gain new abilities as you play.
Over 20 unlockable turrets, orbital ship weapons, automated drones and abilities at your disposal.
Customize your weapon loadout in the Armory to match the demands of the mission.
NEW: Includes new content featuring new commander, enemies, campaign, weapons and more!
Endless modes for all maps.
NEW: Steam Achievements
Classic mode allows you to compete for scores in a pure skill-based game mode.
Exclusive music by Specimen A.
Trailer
Screenshots
PC system requirements
Minimum
- OS *
- Windows Windows Vista or Windows 7
- Processor
- 1.2GHz+ Processor
- Memory
- 1 GB RAM
- Graphics
- OpenGL 1.3 gfx card/driver with 128+MB Video Ram
- Storage
- 300 MB available space
Sentinel 3: Homeworld prices: questions & answers
What is the cheapest Sentinel 3: Homeworld price for PC?
The cheapest Sentinel 3: Homeworld PC key right now is £0.71 at Kinguin, 84% below the usual price. We compare 3 offers from 3 stores for PC, and prices update at least twice a day.
Cheapest price today: £0.71 at Kinguin (84% off, usually £4.99). We compare 3 stores for Sentinel 3: Homeworld, and prices update at least twice a day. Prices can change; the store's checkout price is final. Platform and region details come from each store's listing; the store's product page is final. Zemly may earn a commission if you buy through links on this site, at no extra cost to you (affiliate disclosure).