Use the free Chess Clock Online below: your data never leaves your browser — all work happens on your device, and nothing is uploaded to any server.
A chess clock is not really about chess. It is about fair turns. In any two-player game where one person could think forever, a shared clock keeps the game moving and keeps it honest: each player gets the same total time, and the player who uses it up loses on time. The Chess Clock Online gives you that fair timer in a browser, with no app to install and no physical clock to buy. It works for chess, but it also works for Scrabble, word games, card games, debates and any game where turns should be timed.
The clock works the way a real chess clock works. There are two clocks, one per player, and only one runs at a time. Player 1 starts the game, and when Player 1 finishes a move, they tap their button. Their clock stops and Player 2’s clock starts. When Player 2 finishes, they tap their button, and the clocks switch again. The active clock is highlighted, so there is never any doubt about whose time is running. That simple switch is the whole idea, and it has kept timed games fair for over a century.
Before you start, set the starting time and the increment. Starting times of one, three, five, ten or fifteen minutes cover most games: one minute for lightning games, five for a friendly game, fifteen for a slow thoughtful match. The increment adds a few seconds to a player’s clock every time they finish a turn. An increment of two or five seconds rewards quick play and stops a player from losing on time in a winning position just because the endgame takes many small moves. For a first game, five minutes with no increment is a fine default.
Using the clock during a game takes a little practice. The habit to build is simple: move, then tap your button, in that order, every single turn. Tapping before you move gives your opponent free time and confuses the record. If you forget to tap, tap as soon as you notice: the few seconds lost matter less than the argument about whose clock should have been running. When a game ends by checkmate or resignation, pause the clock right away so the final times are a fair record of the game.
Here is the honest limit, stated plainly because it matters: this timer only runs while this page stays open in your browser. If you close the tab, close the browser or turn off the device, the clocks stop. Keep the tab open and the device awake for the whole game. For a long tournament game, a physical clock or a dedicated app is a better choice. This tool is best for casual games at a table where a laptop or tablet is already open and both players can reach the screen.
A chess clock also changes how a game feels, and that is worth knowing before your first timed game. Without a clock, players think as long as they like, and games drift. With a clock, every move has a small cost, and players learn to decide faster and trust their instincts. Some people love that pressure and some hate it. If you are playing with a beginner, give them more time than you take, or play without the clock for the first few games. A fair game is one both players enjoy.
How to use the chess clock
- Pick the starting minutes and the increment per move.
- Press Start game. Player 1’s clock runs first.
- After your move, tap your button to stop your clock and start your opponent’s.
- When a clock reaches zero, that player loses on time.
- Press Pause to stop both clocks, or Reset to start a new game.
Frequently asked questions
Does this only work for chess? No. It works for any two-player game with alternating turns, including Scrabble and card games.
What is an increment? Extra seconds added to your clock each time you finish a turn. It rewards quick play in long endgames.
What happens when time runs out? That player loses on time, and the timer shows the winner.
Does the clock keep running if I close the tab? No. It only runs while this page stays open.
Fair turns, a visible clock, no arguments about who thought too long. Set the time, press Start, and play.
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