@dansup Please don't do this. Check out FairEmail or NetGuard on FDroid. Both are FOSS. They initially come with limited functionality but all features can be unlocked after a one-time in-app payment. For pixelfed this could for example unlock filters, DMs, Stories,...
No need to maintain 4 apps (2 android, 2 ios) which makes development more complicated and users steadily asking about the difference