I'm in the same boat. Planning to go iOS first, since I'm an iOS developer and don't know Android. Go with what you are most comfortable developing. React Nati

I'm in the same boat. Planning to go iOS first, since I'm an iOS developer and don't know Android. Go with what you are most comfortable developing. React Native might also be a good choice. I was pretty impressed with what it could do on iOS, but I had challenges getting it to work on Android.