Currently we provide 23,803 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.

If you decide you want to join our community, you'll just need a valid email address to register and join our community.

 Guía de utilización en Español. Thx to 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.

To offer help or to make proposals send a message to the operator.

Enjoy!

Top 10 active tacticians
	Handle	Tries	Country	Rating
	fastkicker	5782		2270
	morpy	83126		2231
	Faramir (IM)	71253		2211
4	Sergiochess	47919		2211
5	gonulcelen	3602		2196
6	mutlumusun	1555		2175
7	Saghi	1676		2170
8	repla	7677		2168
9	byakuugan	102309		2159
10	xxxyz	355		2152

13 actions this minute
Tactician	Country	Rating	Problem	Rating	Secs.
ibis		1460	p56952	1493	3.8
splatt		1140	p24950	1238	8.0
Patzer24		1609	p36462	1562	5.2
chrysomallo		1604	p46288	1568	29.7
ALUXES77		1671	p05096	1832
lopezlopez		1488	p11086	1569
vtitov		1472	p65319	1479
splatt		1139	p54677	1066	3.7
wronek		1383	p20390	1383	6.4
wronek		1382	p19277	1490	11.8
splatt		1140	p24446	1271
chrysomallo		1604	p43372	1619	13.1
lopezlopez		1489	p19638	1365	8.8