- Apple says App Store developers have earned more than $260 billionThe Verge
- Apple implies it generated record revenue from the App Store during 2021CNBC
- Apple marks new Services milestones across 2021, including record App Store performance9to5Mac
- Apple Talks Up Its 2021 Services Successes – Thurrott.comThurrott.com
- Apple Highlights Services in 2021, Recaps Upcoming Features Like IDs on iPhoneMacRumors