42%Loose match64.0
91%1k91% positive reviews, Very Positive across 1k reviews·Difficult · Rhythm
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『250ms』 is a platform game that tests the player's reaction speed. The name '250ms' refers to the average human reaction time. Players progress through stages by quickly defeating various enemies.
250ms
Steam250ms refers to the average human reaction speed.
▽Use the arrow keys or WASD keys to control your character.
[img][/img]. Enemies will briefly turn green for 250 ms, after which you can click the mouse to destroy them. Destroy all enemies to progress to the next stage.
▽Test your skills against various types of enemies.
[img][/img].
▽Try to complete the game with as few deaths as possible.
[img][/img].
Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
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