Any Spectrogram Tuners?

[BlackhawkRise]

Anyone know of any tuner that works like a spectrogram in that it tracks the current note your playing and has a tail that shows the past notes?

 

[Artie]

I've never seen one. The only way I think this might work is:

Guitar>Tuner>Interface>Computer w/DAW>any free spectral plug-in.

 

[Securb]

This is an interesting concept. Are you looking to track your bends' accuracy as you are playing? I have done this with a tuner but can only do it in real-time.

 

[Chistopher]

I have a free app called Pitchlab Lite that has one