App: DSDPlayer
Developer: C-MEDIA ELECTRONICS INC.
Genres: Music, Photo & Video

"DSDPlayer" is a FREE DSD audio file player app which work with USB audio DAC equipped with Cmedia USB audio codec IC. 
The list of supported models are:
Pioneer U-05
Pioneer A-70
Pioneer N-50
Pioneer N-50A
Pioneer N-70A
ALO audio Continental Dual Mono

Note that vendor (e.g. Pioneer, ALO audio) supplied USB audio DAC driver must be installed on your MAC system.

Release notes:
-Add supported device: ALO audio Continental Dual Mono