Tunetron FlowStone All Purpose Instrument Tuner. 

Tunetron can be downloaded as a ZIP File from the following link:

https://www.invntefx.com/ssl/_invntefxfstone/tunetron.zip

The download includes:
tunetronjpgs (images)
vstiplugins (folder)
tunetronexe (folder)
tunetron.fsm
tunetron_tst.fsm
tunetronhlp.txt

Large Image Preview:

https://www.invntefx.com/ssl/_invntefxfstone/tunetron_lg.jpg