Nó là một cái app thôi ạ, em hiện dùng nó như chữ đỏ to bên dưới, vui kinh khủng
GuitarTuna is:
• Clear visual feedback with signal history - simple and intuitive
• Auto mode (lets you tune quickly, hands-free string by string)
• Supports left-handed tuning (switch to inverted strings)
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Fun game to learn guitar chords (from chord diagram)
• Listen, recognize and learn chords (from sound)
• Works in noisy conditions (background noise cancellation)
• Works with acoustic and electric real guitar
• Works for a 6-string real guitar
• All packed in one free ultimate guitar tuner tool! For real! For Tabs