ValhallaDSP plugins are self documenting. Just roll over the controls to read the tool tip on the bottom left of the plugin.

For each plugin, I also write blog posts (see below) with product overviews, tips and tricks. Here are the blog posts for Valhalla Freq Echo:

Video Tutorial from James Muir (thank you James!)

Frequency Shifter

If you have questions, please head to Support.

Compatibility:

Windows: Windows 7/8/10

Plugin formats: 32-bit VST2.4, 64-bit VST2.4/AAX