Apps like E-Tuner 4 Plus

Here are some great alternatives to E-Tuner 4 Plus by Edelbrock Group :
Instrument Tuner Pro
Instrument Tuner Pro
★4.6
ECU Connect
ECU Connect
★4.1
Pro Guitar Tuner
Pro Guitar Tuner
★4.2
Droid Personal Flasher
Droid Personal Flasher
★2.8
Guitar Tuner: Pro Tuning App
Guitar Tuner: Pro Tuning App
★4.6
Guitar Tuner Guru - Guitar&Uke
Guitar Tuner Guru - Guitar&Uke
★4.5
Tuner Wear
Tuner Wear
★3.4
TuneIt: Guitar Tuner & Tempo
TuneIt: Guitar Tuner & Tempo
★4.6
Guitar Tuner | Standard
Guitar Tuner | Standard
★4.6
Guitar Tuner, GuitarTunio
Guitar Tuner, GuitarTunio
★4.2
Guitar Tuner: Easy Tune
Guitar Tuner: Easy Tune
★4.6
Ultimate Bass Tuner
Ultimate Bass Tuner
★4.2
Guitar Tuner Pro: Music Tuning
Guitar Tuner Pro: Music Tuning
★4.2
TDI Tuning
TDI Tuning
★3.6
Guitar Tuner
Guitar Tuner
★4.7
Easy Guitar Tuner
Easy Guitar Tuner
★4.1