MFM2

u-he's More Feedback Machine has established itself as one of the most capable delay processors available, and version 2.5 reinforces that position while addressing practical workflow concerns. The redesigned interface abandons the previous 3D circular layout in favor of a linear, immediately legible arrangement that doesn't sacrifice depth for usability. Native Apple silicon support, VST3, and CLAP compatibility ensure forward compatibility across modern DAWs.

The core architecture remains formidable: four independent delay lines with synchronized or free-running modes, two input processors with transient control and split-band filtering, and four resonant filters positioned flexibly within the signal path. The feedback matrix remains the centerpiece, enabling the kind of complex delay interactions that distinguish MFM from simpler alternatives. What separates this from garden-variety delay units is the granular section with reverse and host-syncable grain sizing, plus a diffusion engine that functions convincingly as a reverb processor.

MFM2.5 excels for sound designers working in electronic music, post-production, or experimental work. The resonator modes, frequency shifting, and glitch capabilities make it equally valuable for creative destruction as for conventional delay effects. Engineers tasked with adding spatial dimension will appreciate the diffusion and ambience capabilities, while keyboard-controlled comb filtering opens possibilities that most delay plugins don't provide.

The learning curve is genuine but manageable, and the streamlined documentation access via the u-he logo helps. For producers and engineers who routinely push beyond standard delay and reverb, MFM2.5 represents a substantial toolkit that justifies its position in a professional effect rack.