3.000 vs Chess Clock Ultra

no timers. no hints. just you, a button, and time. press and hold. release when you feel 3 seconds have passed. see exactly how close you were. sounds easy. it isn't. most people aren't even close. a few get tantalizingly near. nobody has been perfect yet. — 3 modes: 3, 5, and 10 seconds — instant color-coded feedback on every attempt — global leaderboard to compete with the world — $50 prize to the first person who hits a perfect score (2 modes minimum) — one time unlock. no subscriptions. no ads. ever. how precise is your internal clock?

Dual player chess clock - Two independent timers for each player Tap to switch - Either player can tap their button to start/switch turns Portrait & landscape support with adaptive layouts Time Controls - Preset time controls - Blitz, Rapid, Classical, and more - Custom time controls - Create your own with multiple stages - Increment types: - Fischer (time added after each move) - Bronstein (time added up to move duration) - Simple Delay (countdown before clock starts) - None at all - Multi-stage support - Different time settings after n moves - Favorites - Star frequently used time controls