MTuner is a free tuner VST, VST3, Audio Unit, AAX plugin developed by MeldaProduction. Compatible OS(s): Windows 64b, macOS.
MTuner is a powerful frequency analyzer designed mostly for tuning guitars and other instruments. It features a classic monophonic tuner as well as a high resolution polyphonic tuner which tremendously speeds up tuning guitars and basses.
http://www.meldaproduction.com/