This is great for learning or improving your chess. At £1.49 it is a bargain. It is also very easy to add other chess engines.
Fritz 13 Interface
Fritz 13 engine and Fritz Training engine (32 bit)
1 months Premium membership to Playchess.com, the world’s largest online chess community. Play, train and watch online
1.5 Million games database
Let’s Check! Database access to over 200 million extensively analyzed positions through December 2015
18 different 3D chessboards, 9 2D chessboards, 5 sets of 2D pieces
First-class video trainers and 1000 checkmate exercises
Play in Friend Mode, get hints and spy
Includes “101 Checkmate puzzles"