Free two-knob character compressor for effortless gentle-to-heavy leveling.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
Checked September 2026
DC1A is best for fast, simple compression with analog-style character; Neutron 5 is best for dynamics-focused channel strip mixing with AI assistance. DC1A starts at Free and Neutron 5 at $299.00 one-time.
Free two-knob character compressor for effortless gentle-to-heavy leveling.

AI-driven mixing channel strip with dynamics, EQ, and a Visual Mixer.
| DC1A | Neutron 5 | |
|---|---|---|
| Best for | fast, simple compression with analog-style character | dynamics-focused channel strip mixing with AI assistance |
| Starting price | Free | $299.00 one-time |
| Free version | Yes | No |
| Free trial | — | Yes |
| Formats | VST3, AU, AAX | VST3, AU, AAX |
| OS | Windows, macOS | Windows, macOS |
| Key features | Two-control (input/output) design, Negative ratio and overcompression modes, Parallel compression option, Dual Mono switch for independent stereo channel compression, DEEP mode high-pass filter to reduce bass pumping | AI-powered Mix Assistant, Clipper, Density, and Phase modules, Mid/Side and Transient/Sustain channel modes, Visual Mixer for spatial track arrangement, Delta buttons to isolate module effect |
| Developer | Klanghelm | iZotope |