HomeAppsAuto & VehiclesE-Tuner 4Apps like E-Tuner 4 Here are some great alternatives to E-Tuner 4 by Edelbrock Group : Guitar Tuner: Pro Tuning App ★4.6 Instrument Tuner Pro ★4.6 Instrument Tuner ★4.4 ECU Connect ★4.2 Pro Guitar Tuner ★4.3 Tuner Wear ★3.4 Guitar Tuner: Easy Tune ★4.6 Easy Guitar Tuner ★4.5 Harmonic Tuner Intonation Expe ★4.4 Pano Tuner - Chromatic Tuner ★4.5 Guitar Tuner | Standard ★4.6 Guitar Tuner, GuitarTunio ★4.1 Guitar Tuni - Guitar Tuner ★4.4 Ultimate Bass Tuner ★4.3 TDI Tuning ★3.6 Guitar Tuner Pro: Music Tuning ★4.3