Checked September 2026
u-he
u-he ACE review
Synths
Semi-modular synth with 16 modules and any-cable-everywhere patching. Best for learning modular patching. Price: €69 one-time.
Key features
- 16 modules
- Dual VCOs and LFOs
- Dual multimode filters with self-oscillation
- Up to 16-voice polyphony
- 920+ presets
- MTS-ESP and MPE support
Pros
- Inexpensive entry into modular
- Demo for all platforms
Cons
- Smaller module set than Bazille
u-he ACE alternatives
Free spectral warping wavetable synth, the best-known free Serum alternative.
VST3supportedAUsupportedAAXnot supportedCLAPsupportedWINsupportedMACsupportedLNXsupportedFree, open-source hybrid synthesizer with extensive filters and a flexible modulation engine.
VST3supportedAUsupportedAAXnot supportedCLAPsupportedWINsupportedMACsupportedLNXsupported- FREE
Digital Suburban
Dexed
Free, open-source FM synthesizer plugin modeled closely on the Yamaha DX7.
VST3not supportedAUsupportedAAXnot supportedCLAPnot supportedWINsupportedMACsupportedLNXsupported
Sources: u-he.com