rtl_tcp SDR
Morse Decoder Pro
Music Spectrograph
HotPaw Basic
Sing-inTuna
inTuna Strobe Guitar Tuner
Chromatic Watch Tuner
Ye Olde Notes
Morse Code Ringtone
Morse Words
Talking Tuner
iChromatic Strobe Tuner HD
inTuna Strobe Guitar Tuner HD
Guitar Tuner
iChromatic Strobe Tuner
Morse Decoder