Information from Convekta website:
Endgame course composed by GM Alexander Panchenko. It's aim is to teach a student the intricacies of the endgame through a theoretical section, which includes over 700 games/lectures, each of them illustrating theoretical and practical endgame methods. Many of the included themes discussed for the very first time.
Special training section with 300 exercises for a user to solve
Giving refutations of wrong moves as well as numerous hints to help one find the correct answer
180 positions, especially chosen by their instructive value, to be played and trained against the built-in chess playing program Crafty
Multiple user profiles possible, with independent ratings and statistics for each
Several printing options available
English and Spanish languages supported
No additional software required.