Nils is a real-time sound effect machine designed for iPhone users, developed by erik sigth. This innovative program offers a minimalistic looper with features like bitcrush, delay, and gain for distortion effects. Users can utilize the internal microphone, earpods, or accessories like iRig as input sources. Nils can also function as a sampler, enabling users to manipulate the delay buffer and alter its phase for creative sound experimentation.

With Nils, you can enjoy lo-fi looping suitable for both beginners and professionals. The program supports Audiobus for input, effects, and output, ensuring seamless integration with other audio apps. Key features include real-time operation, adjustable sample rate from 1 Hz toHz, delay manipulation, gain control up to 11, limiter, tape looper functionality, and export options via email, SoundCloud, and MAPI audio copy.