The answer to this question depends largely on the user's personal preferences and needs. Reaper is a powerful digital audio workstation (DAW) that offers an incredibly customizable interface with many professional features. It has an intuitive workflow, excellent MIDI support, and many third-party plug-ins available for it. Ableton Live is also a well-known DAW which provides its users with a wide range of tools for composition, arranging, recording and mixing music. Both programs have strengths in different areas so choosing between them can be difficult. Ultimately it will come down to what kind of tasks you wish to perform and how much flexibility you need from your software package; both Reaper and Ableton are great choices for producing high quality music but each may appeal more strongly to certain types of producers depending on their individual needs