You can find royalty-free recordings of 4ormulator effects on platforms like Pixabay for use in your own projects without needing the plugin itself.
Its ability to radically alter formants makes it effective for "unrecognizable" voice effects. How to Get the Sound 4ormulator v1 sound effect
The ability to generate sympathetic drones and sub-harmonic bass that sounds more like a synth than a simple filter. You can find royalty-free recordings of 4ormulator effects