B
litz
T
actics
Achievements
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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
Three
Three minutes, three lives,
three hints
New puzzles each run
Countdown
Solve puzzles before time runs out. New level each day.
Next level in 4 hours
Speedrun
Solve a sequence of puzzles as quickly as you can.
Theme: Bishop Endgame
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
Past 7 days
Haste high scores
Phenomenonly
100
Origynalx3
96
JaviAlcanyiz_99
93
mikezchess
76
tusharmurali
64
Three high scores
Phenomenonly
56
dcc_london
56
Plattfuss
53
LeafySnack
50
KirinoKousaka
47
Most infinity puzzles solved
WildheartGuff
742
droubbley
374
Pr4teek7
232
PitiMelon
214
TparTR
184
Past 24 hours
Haste high scores
Phenomenonly
100
JaviAlcanyiz_99
83
mikezchess
58
i_sei
57
Plattfuss
43
Three high scores
dcc_london
56
Phenomenonly
53
Plattfuss
36
QBrown
32
lyllw46
31
Most infinity puzzles solved
WildheartGuff
100
droubbley
92
DrOlliver
50
JRoger
27
lyllw46
23
Yesterday
Fastest speedruns
Kristian2504
92.7s
mikezchess
94.8s
Phenomenonly
106.5s
Plattfuss
160.8s
agndum
162.5s
Countdown high scores
Phenomenonly
82
chesstactics123
67
Plattfuss
45
valen13221
33
Tubular17
31
Unique puzzles solved
Phenomenonly
695
threexk
513
JaviAlcanyiz_99
445
dcc_london
392
droubbley
274
Today
Fastest speedruns
Phenomenonly
83.0s
Kristian2504
86.6s
Konstantin0201
160.0s
valen13221
247.8s
acatnamedchicken
272.3s
Countdown high scores
Phenomenonly
82
lyllw46
47
valen13221
26
Unique puzzles solved
JaviAlcanyiz_99
1159
Phenomenonly
1026
lyllw46
556
dcc_london
457
UsulAMB
250
Themed chess puzzle sets.
Combos gain time. Mistakes lose time. New puzzles each run.
Mate in one
Practice checkmate in one move. Great for beginners.
Rook endgames
The most common type of piece endgames.
Openings
Practice tactical patterns from chess openings.
Past 3 days
Mate in one high scores
Phenomenonly
100
dcc_london
100
jugadatorrerifica
65
smuratore
61
MasterPru2k
47
Rook endgames high scores
Phenomenonly
98
dcc_london
96
LeafySnack
72
Vicky
42
lyllw46
35
Openings high scores
dcc_london
94
AryehPaniel
45
lyllw46
30
jugadatorrerifica
29
anh_ce
20
Site updates
Sep 22, 2025
You can now
customize the pieces
on your board
Sep 17, 2025
Game mode puzzles have been upgraded to use the latest
Lichess puzzle database
Aug 17, 2025
After selecting a game mode, you can now resize the chessboard via the icon in the bottom-right corner.
May 23, 2021
You can now
create and play custom puzzle sets
. This feature is still early in development. Feedback is welcome!
Dec 19, 2020
You can now use right click to draw shapes on the board. Click to draw circles. Click and drag to draw arrows.
Dec 15, 2020
When you view puzzles after a haste round, puzzles you made mistakes on will now be clearly shown.
Dec 8, 2020
A new game mode (
Three
) is in beta. Have fun and let us know what you think!
Oct 7, 2020
Click the "view puzzles" button after a speedrun or haste round to view the puzzles you saw during the round.
Oct 1, 2020
If you forgot your password and signed up with an email, you can
reset your password here.
Feb 26, 2019
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, 2019
Turn sounds on/off using the volume icon in the header
Feb 21, 2019
You can now
customize your board colors
Links
Join the Discord channel
Practice endgame positions