SFXEngine is powerful sound effect creation software for Windows, designed to for the creation of sound effects in a modular way. Using a plug-in based synthesis system, you can use SFXEngine to quickly and easily create any sound, or add audio effects to existing sounds.
The Bolt-On plugins are a key part of SFXEngine, transforming the vanilla program into a hugely powerful sound-effect creation tool.
This week all 10 items of Bolt-On DLC are on sale, with an additional discount for the Bolt-On full set bundle too.
https://store.steampowered.com/bundle/38164/SFXEngine_Bolton_Full_Set/
Offer ends March 5th.
