First quick check of the app with classysharkExodus shows the following trackers built in:
- Google AdMob - "AdMob makes earning revenue easy with in-app ads, actionable insights, and powerful, easy-to-use tools that grow your app business"
- Google Firebase Analytics - This logs user language preference and user location
Best option I can think of is privacy.com
You can create virtual cards linked to your bank account and the transaction data is masked when processed by you bank. All my bank transactions show up as NSA Gift Shop. My bank doesn't know where I'm spending my money. Yes you have to trust privacy.com...