Photosounder, an image-
based sound editor/
SplineEQ, a spline-
based linear phase
You can download the demo version of Spiral (build of May 26th 2015) using the link below:
The demo version flashes the word "DEMO" regularly and dips the visualisation and output every few seconds.
If you already own the full version of Spiral you need to download it using the link you received by e-mail. If you lost the link please submit your e-mail address below to receive the link again.
For any questions, suggestions, requests, send an e-mail to