Guitar Tuner Free is a simple and accurate hands-free tuner app for Android devices. Designed by musicians for other musicians, this app can be used by both beginners and experts to achieve professional results. With no extra effort, the app will analyze the sound of your Guitar using the built-in mic of your device, display the current note played, its frequency, and direct you to tune your Guitar fast and accurately.

The app features many alternate tuning options, wide range detection from C0 to B8, and is only ~3MB in size. It is easy to use, accurate, and will auto-detect notes and display next higher/lower notes, mic level display, and frequency display. The alternate tuning options include standard, drop D, half step down, full step down, and many more.

Overall, Guitar Tuner Free is a fantastic tool for Guitarists looking for a simple, accurate, and hands-free tuner app. The app is free to download and use, making it an excellent choice for any musician looking to tune their Guitar fast and accurately.