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 13 hours

Speedrun

Solve a sequence of puzzles as quickly as you can.

Next speedrun in 13 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
59.6s
64.4s
70.0s
70.6s
70.7s
Countdown high scores
90
82
48
Past 24 hours
Haste high scores
40
Most infinity puzzles solved
196
133
111
110
80
Today
Fastest speedruns
65.0s
70.0s
71.9s
79.4s
80.7s
Countdown high scores
27
25
20
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