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 Medalhustak18086 Norway 2240
Silver Medalhmmm4874 Norway 2240
Bronze Medalfastkicker9419 France 2213
4Sergiochess64551 Russian Federation 2147
5larso101 Norway 2116
6byakuugan127627 United States 2102
7Erlendm12882 Norway 2081
8pannkaka4614 Sweden 2076
9Soryu74309 Japan 2034
10aryantari1254 Norway 2032

20 actions this minute
TacticianCountryRatingProblemRatingTime [s]
TedBelanoff Antarctica 1837p28701 17408.7
benqq United Nations 1315p02979 1446
Dwidge Russian Federation 1974p08250 16332.4
deepankarmukh India 1526p50364 140213.3
almir Russian Federation 1141p60645 1487
Cabo United States 1268p21164 11536.2
BrankoCater Slovenia 1557p41819 16766.5
Dwidge Russian Federation 1972p04249 19046.0
asus United States 1453p42600 1528
TedBelanoff Antarctica 1836p52550 16343.5
BrankoCater Slovenia 1563p36291 1446
Cabo United States 1265p57065 12558.4
Dwidge Russian Federation 1971p20239 16563.2
deepankarmukh India 1523p49995 15403.7
TedBelanoff Antarctica 1837p30841 1873
benqq United Nations 1315p03434 138212.8
Dwidge Russian Federation 1970p42089 16152.6
Magiccity United States 1186p47060 144029.6
Cabo United States 1274p54135 116814.0
asus United States 1455p61537 1352

Welcome !
Latest 24h newbies
ddubdUnited Nations
syver007United Nations
dcsmith09United States
ongiahuUnited Nations
mate14United Nations
radiorpUnited States
grandsonofali1United Nations
arturleonUnited Nations
universalbeatUnited States
roligareNew Zealand
ILPCUnited States
2014-04-24 18:25 CEST (GMT +0200)
Chess Tactics Server has served
94,621,114 problems to
71,746 registered tacticians from 143 countries.