BitPerfect 4+

BitPerfect is a simple, easy to use, audiophile grade music player that works in conjunction with iTunes to deliver the highest possible sound quality.

Localization included in Japanese, French, Dutch, Danish, and Russian only

Requires OS X 10.8 or higher.
Requires 64-Bit CPU.

Unobtrusive, minimal UI.
"Bit Perfect" output.
Exclusive ("hog") mode.
Gen-IV 64-bit playback engine.
Plays native DSD files in "Hybrid-DSD" format with DSD-compatible DACs [Companion product "DSD Master" required to generate "Hybrid-DSD" files.]
Gapless playback.
Full memory playback with triple-buffering to ensure continuous playback of large files.
Automatic sample rate switching.
Choice of sample rate converters for up- and down-sampling.
Dithered bit depth reduction and volume control.
Support for iTunes "sound check".
Integer Mode playback - on supported DACs and supported versions of OS X (requires OS X 10.9 and above).
Support for AirPlay (requires OS X 10.8 and above).
Playback from networked drives.

Icon design by Doug Stewart (designbyadmiral.com).