Digital Guitar Tuner is a free Windows software, which letТ‘s you accurately tune your guitar using direct input, microphone or MIDI tones. Now a new version 2.3 is available for downloading. Now it features 27 tuning types!

Features:

• High accuracy (uses 16 bit / 44100 Hz input!)
• You can tune guitars with no signal output (through microphone)
• 27 different tuning types (standard, lowered, dropped, open tunings, Hawaiian etc.)
• Modulation of root frequency
• Tuning with midi tones
• Nice and simple environment
• ItТ‘s free

Ссылка: http://www.guit..dgt230.exe