I admit, I had only tried some of these techniques a little before filming. I was very nervous! Fortunately, the safety precautions I took workedI was able to safely tune the kalimba without the special tuning hammer using all three methods without damaging it.

If you're caught between a rock and a hard place, hopefully this video can find you.

Link to the gStrings app I use for tuning:
Android:
https://play.google.com/store/apps/de...
iOS (I've never used this one since I don't have an iPhone, but there are several in the Apple store):
https://apps.apple.com/us/app/guitar...

If you haven't learned how to play the Kalimba, yet, make sure and check out this video:
   • How To Play the Kalimba: Selecting Be...  

Enjoy!