Chess Clock

Professional two-player game clock with Fischer, Bronstein, and Simple Delay modes. Built-in time presets for chess, Go, debates, and board games.

Time Presets

1+03+03+25+05+310+010+515+1030+0Custom

Settings

Clock Mode
Fischer (Increment)
Time per Side
min
Increment/Delay
s
Sound
5:00Player 1
Tap either side to start
5:00Player 2

Features

Two Players

Designed for two-player games with split-screen layout. Tap to switch turns, works with both touch and mouse.

Three Clock Modes

Supports Fischer increment, Bronstein delay compensation, and Simple Delay modes to meet different rule requirements.

Rich Presets

Built-in presets: 1+0, 3+2, 5+0, 5+3, 10+0, 10+5, 15+10, 30+0. One tap to start playing.

Precise Timing

Millisecond precision with tenths display below 10 seconds, ensuring accuracy in critical moments.

Use Cases

Chess

Supports Blitz, Bullet, and Classical time controls. Fischer increment mode is the standard for chess tournaments.

Go (Weiqi)

Can be used for Go matches with longer base times and byo-yomi style countdown.

Debates

Perfect for debate competitions with alternating speaking time, ensuring fair time distribution.

Board Games

Suitable for any timed board game or card game to prevent excessive thinking time.

FAQ

What's the difference between Fischer, Bronstein, and Simple Delay?

Fischer: adds fixed time after each move (e.g., +3s). Bronstein: adds back actual thinking time up to the increment limit. Simple Delay: fixed delay period before time starts counting down, but doesn't accumulate.

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