Free frequency shifter combined with an analog-style echo for psychedelic dub effects.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
Checked September 2026
Valhalla Freq Echo is best for psychedelic frequency-shifted dub echoes; Replika is best for simple creative delays. Valhalla Freq Echo starts at Free and Replika at Free.

Free frequency shifter combined with an analog-style echo for psychedelic dub effects.
A free delay effect with Modern, Vintage Digital and Diffusion algorithms.
| Valhalla Freq Echo | Replika | |
|---|---|---|
| Best for | psychedelic frequency-shifted dub echoes | simple creative delays |
| Starting price | Free | Free |
| Free version | Yes | Yes |
| Free trial | — | — |
| Formats | VST3, AU, AAX | VST, VST3, AU, AAX |
| OS | Windows, macOS | Windows, macOS |
| Key features | Bode-style frequency shifter, Analog-style echo with tempo sync, Low-cut and high-cut filters for delayed signal, Feedback control capable of self-oscillation, 64-bit VST2.4/VST3/AAX/AU | Three delay algorithms, Built-in resonant filter, Classic phaser, Ping-pong and wide stereo modes, One-knob subdivision control |
| Developer | Valhalla DSP | Native Instruments |