Chess Tactics Server

Currently we provide 36,868 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 Medalhustak21921 Norway 2548
Silver Medalhmmm8454 Norway 2423
Bronze MedalErlendm60157 Norway 2336
4fastkicker12276 France 2200
5morpy134799 Spain 2166
6Fedex3285 Argentina 2131
7Faramir (IM)75157 Argentina 2120
8Lazarillo2905 United States 2111
9aryantari14900 Norway 2093
10byakuugan140718 United States 2082

12 actions this minute
TacticianCountryRatingProblemRatingTime [s]
stefanp Romania 2034p46029 163927.8
babbyalejo Philippines 1752p06894 16358.7
Urgenz Germany 1815p26307 14371.9
chrysomallo United States 1572p10237 15516.7
Urgenz Germany 1815p11917 13411.4
Urgenz Germany 1815p09552 12652.7
babbyalejo Philippines 1753p45087 1949
chrysomallo United States 1574p54363 1684
stefanp Romania 2034p03021 16187.3
Urgenz Germany 1814p39462 14330.9
stefanp Romania 2034p08422 17461.3
Urgenz Germany 1814p05504 11941.1

Welcome !
Latest 24h newbies
Dog12United Nations
purplecheeseUnited Nations
ZeroPlyUnited Nations
HazaElDominican Republic
2015-09-01 09:50 CEST (GMT +0200)
Chess Tactics Server has served
103,311,803 problems to
78,694 registered tacticians from 143 countries.