I'm not following your request. RealBand has the option to Batch Render files now. You can easily convert entire folders of songs to other formats.

'Batch Convert Button' in the File Toolbar.
BiaB Ultra Pak+ 2020:RB 2020 Build 1. Dell Inspiron AIO Desktop; Windows-10-64 bit, 7th Generation AMD A9-9425 Processor Five Core 3100 Mhz and 16GB DDR4 Memory.