Scoreboard About

Fast-paced chess puzzles. Choose a game mode to get started.

Haste

Combos gain time. Mistakes lose time. New puzzles each run.

New puzzles each run

Countdown

Solve puzzles before time runs out. New level each day.

Next level in 14 hours

Speedrun

Solve a sequence of puzzles as quickly as you can.

Next speedrun in 14 hours

Rated

Solve puzzles quickly to gain more rating points.

Your rating: Unrated

Infinity

Play through endless puzzles. Set your own difficulty.

Sign up to track your progress

Repetition

Quickly solve puzzles without mistakes to unlock the next level.

Level 1 — Just warming up
Yesterday
Fastest speedruns
123.1s
139.7s
177.6s
190.6s
Countdown high scores
44
40
Past 24 hours
Haste high scores
28
25
Most infinity puzzles solved
813
41
Today
Fastest speedruns
110.5s
135.6s
215.9s
294.0s
721.1s
Countdown high scores
44
30
Recent updates
Feb 26
Rated mode is now in beta. Expect a rating reset in the future after puzzle ratings stabilize and tweaks are made to the rating system. More features to come.
Feb 24
Turn sounds on/off using the volume icon in the header
Feb 21
Links