Apple App Store: Get 10% Bonus when you Add Funds to your Apple ID

Steps

1. From your iPhone, tap on the iTunes & App Store
2. Tap on your Apple ID (profile icon)
3. Tap Add funds to Apple ID
4. Select the amount that you want to add or tap other to enter a specific amount
-- Examples:
Add $10, Bonus is $1
Add $50, Bonus is $10
Add $200, Bonus is $20 (maximum)
5. After you authorize the payment, the funds credit to your Apple ID
You can use your Apple ID balance to make purchases in the App Store, iTunes Store, Apple Books, or to buy iCloud Storage