What are some alternatives?
When comparing Ardour and SuperTintin, you can also consider the following products
LMMS - Make music with a free, cross-platform tool
Call Recorder - Record Mac Skype Calls - Automatically record and save call audio and video on your Mac.
Audacity - Audacity is a free and open-source audio production software suite that includes a surprising array of editing tools and recording systems.
Callnote Audio Video Call Recorder - Callnote Video Call Recorder for Skype, Hangouts, Meet, Facetime, Facebook Messenger, Viber, GoToMeeting, Zoom Calls. Edit, Transcribe, Share Recordings.
Reaper - Reaper is a focused digital audio workstation (DAW) developed by Cockos. In the creation of the software, the digital audio technology company intended to make audio editing accessible to the masses.
Django Automatic Call Recorder - Django Automatic Call Recorder: A full featured Call Recorder for your device.