How to tune your kalimba
To tune a kalimba is to actually adjust tines so they have the exact sound they are supposed to, according to which note a tine is designated to play.
1:Tuner:
You can use a real tuner or download an App.
Android : gStrings
iOS: Instuner.
2. Tune with harmmer:
Making tines longer (from the point where they are held down on the bridge) will lower their pitch, and making them shorter will make their pitch higher.