KV331 Audio announces 'All for $4 Sale' through October for SynthMaster Player and preset banks

KV331 Audio has announced huge discounts for some of their products through October:

• SynthMaster Player: $4 / 86% Off.
• SynthMaster Player iOS Pro Upgrade: $4 / 60% Off.
• SynthMaster / SynthMaster Player preset banks: $4 / 73% Off.

Upgrade/crossgrade prices have been updated through October as well:

• SynthMaster Player -> SynthMaster upgrade: $47.
• SynthMaster Player -> SynthMaster One crossgrade: $47.
• SynthMaster Player -> SynthMaster+SynthMaster One bundle upgrade: $59.
• SynthMaster Player -> SynthMaster Everything Bundle upgrade: $249.