The 1.1 version of Perfect Pitch for Mac is available as a free download on our website. This app's bundle is identified as net.dtcurrie.los.pp. The following version: 1.1 is the most frequently downloaded one by the program users. The actual developer of this free software for Mac is Line of Sight Software. The software lies within Audio & Video Tools, more precisely Music Production.
From the developer:
Perfect Pitch is a tuner application. This utility is simple enough for the casual instrumentalist to use, but at the same time, it contains advanced features for tuning based on harmonic series, quarter tones, and any other even division of the octave.
You may want to check out more software for Mac, such as Absolute Pitch Trainer, Pitch Switch or Pitch Switch for Mac, which might be similar to Perfect Pitch.