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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.
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250ms
SteamAbout 250ms
ABOUT : 250ms
250ms 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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