Perimeter Sound has released a special edition of Feldspar for Windows and is totally free. Feldspar is a nice multi-FX tool with reverb, echo, ring modulation with level and pitch control and filter sections. Two LFOs and a 4 Slot-Matrix and more presetpatches are also included.
Additionally Perimeter Sound has got a discount with 40 % off for the Black Friday action to their complete collection. It’s only valid till November 30th. So get an grab the super sales of Perimeter.