Sentinel
58KS
Released Apr 22, 2014by Matthew BrownMixed(65% of 96 Steam reviews)
Sentinel is an interactive audio tower defense game. It mixes strategic gameplay with a dynamic music system.
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About Sentinel
Sentinel is an interactive audio tower defense game. It mixes strategic game play with a dynamic music system.
The game takes place on a sequencer-like grid. As you add defenses, collect resources and destroy enemies, musical elements are triggered in time to the music.
Fight through 31 levels to clear the virus from the system.
The game takes place on a sequencer-like grid. As you add defenses, collect resources and destroy enemies, musical elements are triggered in time to the music.
Fight through 31 levels to clear the virus from the system.
Game details
Game details
Released
Developer
Publisher
Steam Deck
Verified
Steam rating
Mixed (65%)
Game modes
Languages
Features
Sentinel player count & reviews
65% positive reviews all-time · 2 peak players in the last 30 days.
Sentinel — frequently asked questions
How many people play Sentinel?
Sentinel peaked at 2 concurrent players on Steam in the last 30 days (highest on Jul 13, 2026). The player chart on this page updates daily.
How can I get Sentinel at a discount?
Create a free price alert on this page and KingsPrice will email you when Sentinel drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
Minimum:
- OS *: Windows XP or later
- Processor: 2.0Ghz+
- Memory: 2 GB RAM
- Graphics: Shader Model 2.0+
- Storage: 750 MB available space
- Additional Notes: Widescreen monitor required.
