Chess Tactics Server

Currently we provide 36,869 tactical chess problems ranging in difficulty from trivial to ambitious. Your tactical performance will be measured by the Glicko rating system wich takes into account both the difficulty of each problem and the time you take to solve it.

You can sign in as guest completely anonymous to get familiar with the chess board interface, browse some problems or just look around. You just need a valid email address to register and join our community.

 Guía de utilización en Español by GM ICCF Roberto Alvarez

This is a non-commercial service created and supported by chess enthusiasts from our chess club in Berlin, Germany. It is still under construction. Everyone is invited to participate in its development. Please don't use your skills to attack this server, but to detect and remove possible exploits.


Top 10 active tacticians
Gold Medalhmmm5724 Norway 2348
Silver Medalhustak20354 Norway 2342
Bronze Medalfastkicker10105 France 2266
4Akira896 Norway 2265
5Erlendm25541 Norway 2201
6morpy104952 Spain 2185
7Sergiochess65791 Russian Federation 2164
8byakuugan130357 United States 2127
9aryantari3135 Norway 2084
10Lazarillo192 United States 2056

52 actions this minute
TacticianCountryRatingProblemRatingTime [s]
pquartey Ghana 1075p49394 136948.9
luca61 Italy 1779p43419 17402.7
ididntdoit United Nations 1648p63986 166954.3
pegab United Nations 1493p00539 147911.9
Urgenz Germany 1757p10422 13861.6
determined1 United States 1510p62228 15527.7
DURIN Brazil 1547p16815 1504
enoughsaid05 France 1612p29511 15351.1
kedul United Nations 1336p09770 145611.4
tonifa Spain 1670p34446 15522.2
SKhonza Czech Republic 1672p40595 151515.9
eritos Peru 1443p54071 134413.4
ling Denmark 1391p12721 134088.4
sprayberry United States 1167p40584 12324.5
latingirl United Nations 1769p25966 18333.6
Urgenz Germany 1756p21646 13582.3
neobeckachado United Nations 1158p00229 1394
Varija United States 1208p07219 1251
enoughsaid05 France 1613p48879 1570
tonifa Spain 1669p17899 15572.4
ilacidem024 United States 1251p42942 1411
DURIN Brazil 1547p06668 156812.5
luca61 Italy 1779p41542 181210.4
DrZoidbergMD United States 1736p63780 17442.7
determined1 United States 1506p29493 16183.4
bros12 Peru 1497p57409 1628
Yoka2 United Nations 1219p16223 1435
sprayberry United States 1163p06860 11906.4
eritos Peru 1443p07274 13706.6
SKhonza Czech Republic 1671p57664 16804.3
tonifa Spain 1669p50036 15828.9
centine Germany 1419p60076 1353
bros12 Peru 1495p31370 13792.5
hsidd2 United States 1281p17294 123418.4
TomFromBrussel Germany 1533p08660 13681.6
Skewbrow Finland 1351p40597 138913.5
luca61 Italy 1777p19600 16581.4
Urgenz Germany 1756p07665 12581.5
enoughsaid05 France 1613p23681 1813
Varija United States 1209p65213 1409
latingirl United Nations 1767p18166 15953.0
DrZoidbergMD United States 1739p38193 1602
luca61 Italy 1775p08928 18425.0
pegab United Nations 1492p22305 15619.3
sprayberry United States 1161p48235 11748.5
enoughsaid05 France 1613p32443 18089.0
DURIN Brazil 1545p29231 15933.1
SKhonza Czech Republic 1671p29674 156310.9
eritos Peru 1442p24606 12623.0
Urgenz Germany 1756p60513 13734.1
pquartey Ghana 1077p04376 117578.2
determined1 United States 1507p44950 1732

Welcome !
Latest 24h newbies
isaicvUnited Nations
VwefwfsdfUnited Nations
guimo3764Dominican Republic
sasasa123United Nations
AGepefrigrangeUnited Nations
alex20030190Hong Kong
xSeraphxUnited Nations
FfweowefUnited Nations
ilacidem024United States
stalkovUnited States
ZeverusZnapeUnited States
2014-07-30 23:30 CEST (GMT +0200)
Chess Tactics Server has served
96,652,993 problems to
73,154 registered tacticians from 143 countries.