Thanks for the feedback!
The monetization is hard to solve. Only thing you can do in the end is to try it out.
Thanks for the tip regarding the "toddler resistant" mode ! We'll consider that for a update.
Thanks! We're big fans of Beatwave! Great to hear that this type of app has gained a lot of downloads.
We've spent hours discussing and trying out different monetization models, but you'll never know until it's been launched in the end.