Tuning your guitar will be a fast and accurate process if you use Roadie. This guitarist tool has been accompanied with a corresponding mobile app. The app gives you a preset list of alternate tunings you can select. You can also customize your tuning if preferred. Additionally, it will offer you the opportunity to specify each string’s frequency in cents too. Roadie is capable of tracking your string quality, and whenever it’s time for you to restring, you can use it as a string winder. The app is available for iPhone (4S, 5, 5C, 5S), iPad (3rd Gen & above), iPad Mini, iPod Touch (5th Gen & above) as well as Android devices running version 4.3 and above. The audio processing takes place on the smartphone which sends tuning commands to Roadie. Tuning your instrument was never this easy before.