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Sentry is an action-defense first person shooter where you defend your spaceship against a relentless alien threat. Use traps, turrets and environmental destruction to repel invading hordes and engage the enemy in fast-paced FPS action across a dynamic singleplayer or co-op campaign.
Game modes: Single player, Multiplayer, Co-operative
Right now the lowest price for Sentry we're tracking is $19.99 at Steam. We compare 1 store and prices refresh every few minutes.
The lowest price we've recorded for Sentry is $16.99 at Steam on June 28, 2026. The current best price is about 18% above that low.
85% of 700 Steam user reviews for Sentry are positive ("Very Positive").
Sentry released on March 25, 2024, developed by Fireblade Software.
Sentry is available on PC (Microsoft Windows). It supports single player, multiplayer, co-operative.
Sentry last hit a new low of $16.99 on June 28, 2026 at Steam. Current best price is $19.99. Prices on this page refresh every few minutes, so check back around seasonal sales for new lows.
The cheapest Sentry price right now is $19.99 at Steam.
| Store | Discount | Price | Buy link |
|---|---|---|---|
 SteamBest price | — | $19.99 | Buy Sentry at Steam |
All-time low: $16.99 at Steam on Jun 28, 2026 — the current best price is 18% above it.
Prices in USD, refreshed every few minutes. Switch currency on this page for EUR/GBP/BRL and more.
