Features of the app: • Various note naming schemes: English (CDEFGAB), German (CDEFGAH), Latin (DoReMiFa...). • Adjustable reference note frequency (A440), algorithm sensitivity, and tolerance (in cents). • Easy to use for both beginners and experts. • Tune each string of your guitar. • Automatic detection of tuned strings. • Hear the actual tuning sound by clicking on the note name. • Use one of the 30+ built-in alternate guitar tunings (Open, Dropped, Double Dropped, Minors, Fourths...) or cre