Apps like MusicToolkit: 12 String

Here are some great alternatives to MusicToolkit: 12 String by Deviant Developments :
Fender Guitar Tuner
Fender Guitar Tuner
★4.7
Guitar Tuner: Easy Tune
Guitar Tuner: Easy Tune
★4.6
Roadie Tuner - Guitar & Uke
Roadie Tuner - Guitar & Uke
★4.7
Guitar Tuner
Guitar Tuner
★4.4
Guitar Tuner, GuitarTunio
Guitar Tuner, GuitarTunio
★4.2
Perfect Guitar Tuner
Perfect Guitar Tuner
★4.6
Tunerly
Tunerly
★4.3
Guitar Tuner
Guitar Tuner
★4.4
Tune Your Guitar
Tune Your Guitar
★4.7
Guitar Tuner: Pro Tuning App
Guitar Tuner: Pro Tuning App
★4.5
GuitarVibes Guitar Tuner
GuitarVibes Guitar Tuner
★4.2
Strings Tuner - Guitar Ukulele
Strings Tuner - Guitar Ukulele
★4.4
Advanced Tuner guitar violin
Advanced Tuner guitar violin
★3.6
Guitar Tuner
Guitar Tuner
★4.7
Guitar Tuner Standard & Chords
Guitar Tuner Standard & Chords
★4.1
Easy Guitar Tuner
Easy Guitar Tuner
★4.4