Shredder again number one in SSDF rating list

SSDFShredder 9 UCI has reached the top position in the latest SSDF rating list, which is the unofficial world ranking list for chess programs. But further, other Shredder versions hold the number two and three positions in the SSDF list, again showing Shredder's unmatched playing strength.

 
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Shredder for Android Shredder for Android
EUR 5.99
Shredder Classic 5 Windows Shredder Classic 5 Windows
EUR 29.99
Shredder Classic 5 Mac Shredder Classic 5 Mac
EUR 29.99
Chess Tutor Step 1 Chess Tutor Step 1
EUR 19.95