Harrison Mixbus is described as 'A full-featured Digital Audio Workstation (DAW) by Harrison with mixing that mimics the properties of an analogue mixer' and is an app in the Audio & Music category. There are more than 50 alternatives to Harrison Mixbus for a variety of platforms, including Windows, Mac, Linux, Online / Web-based and iPhone. The best alternative is Audacity, which is both free and Open Source. Other great apps like Harrison Mixbus are LMMS (Free, Open Source), FL Studio (Paid), Reaper (Paid) and Ardour (Freemium, Open Source).
"The free and open source audio editor" is an easy-to-use, multi-track audio editor and recorder for Windows, macOS, GNU/Linux and other operating systems. It is a fork of Audacity that respects your privacy and the GNU License.