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 MedalErlendm55991 Norway 2300
Silver Medalmjehehe11096 Norway 2260
Bronze Medalfastkicker11944 France 2219
4morpy133248 Spain 2218
5hmmm6496 Norway 2183
6Lazarillo2662 United States 2153
7aryantari12718 Norway 2128
8byakuugan138275 United States 2125
9stefanp77443 Romania 2081
10blitzmaniac188255 Serbia 2065

3 actions this minute
TacticianCountryRatingProblemRatingTime [s]
analitas United Nations 956p04503 1289
sanjanavanitha India 1052p30832 1334
blackk Philippines 1643p36601 1758

Welcome !
Latest 24h newbies
marekbiernackiUnited Nations
zstlyUnited Nations
TmanUnited States
Aichistar89United Nations
yxg0qtmx123United Nations
yxg0qtmxUnited Nations
woodgrainUnited Nations
JgatsbyUnited Nations
junglaUnited Nations
2015-05-25 19:10 CEST (GMT +0200)
Chess Tactics Server has served
101,948,357 problems to
77,619 registered tacticians from 143 countries.