Ardour is a powerful open-source digital audio workstation best suited for multi-track recording and professional audio editing, while Radium is a lightweight music sequencer that excels in live performance and MIDI support.
Ardour
Pros:
Open-source and free to use
Multi-track recording and editing
Supports a wide range of audio formats
Flexible routing and mixing capabilities
Extensive plugin support (LADSPA, VST, etc.)
Cons:
Steeper learning curve for beginners
Interface can be overwhelming for new users
Limited documentation compared to competitors
Radium
Pros:
User-friendly interface
Lightweight and fast performance
Built-in MIDI support
Great for live performances
Supports audio and MIDI sequencing
Cons:
Limited audio editing capabilities compared to others