The SFXEngine Summer Sale is now on with 25% off SFXEngine and all of the Bolt-On DLC, including the Modulator Pack and Analogue VCF Engine. SFXEngine aims to be the fastest and simplest way to create sound effects and batch process wav files.
https://store.steampowered.com/app/2438590/SFXEngine/
https://store.steampowered.com/bundle/38164/SFXEngine_Pro_Version_Upgrade/
Happy Sound Making,
Mark