Plugin Boutique is offering a 50% discount on KV331 Audio’s SynthMaster 3 software synthesizer until April 1st, 2026. This sale is part of the “International Synth Day” promotion and applies to the Windows and Mac versions in VST2, VST3, AudioUnits, and AAX formats. The regular price is $99 USD, now reduced to $49 USD.

SynthMaster 3 functions as a modular software synthesizer that supports multiple synthesis methods, including VAnalog, Additive, Vector, Wavetable, Granular, Phase Modulation, Phase Distortion, Frequency Modulation, Pulse Width Modulation, Ring Modulation, Physical Modeling, and SFZ Sample Playback. It can import presets from SynthMaster One and SynthMaster 2. The instrument includes 850 factory presets created by sound designers such as Arksun, Aiyn Zahev, BigTone, Cipryan Bot, Davide Puxeddu, Demis Hellen, Gercek Dorman, NatLife, Nori Ubukata, Selcuk Ergen, Xenos Soundworks, XTD, and Yuli Yolo.

Music producers and sound designers working in digital audio workstations would typically use SynthMaster 3 for creating complex sounds across genres. The deal also covers related products: SynthMaster 3 Player at $29 USD, down from $49 USD, and the SynthMaster Everything Bundle at $119 USD during the promotion.

This promotion matters because it provides half-price access to SynthMaster 3’s versatile synthesis engine for a limited period. All products are available through Plugin Boutique. For more details, visit the KV331 Audio page.