Apple briefly removed the Cal AI calorie tracking app from the App Store before restoring it after fixes, reinforcing a key point in 2026 App Store policy enforcement. External payment options are now permitted in the US, but Apple continues to tightly control how those payments are integrated, presented, and combined with in-app purchases.
The incident, first reported by TechCrunch, quickly spread across developer and user communities because it came at a sensitive moment for App Store regulation. Following the Epic Games vs Apple ruling, many assumed Apple’s oversight of payments would loosen. The Cal AI case suggests the opposite. Enforcement is still active, and it now focuses heavily on subscription design and checkout behavior rather than just payment method choice.
At the center of the Cal AI App Store removal was not the use of web payments alone, but how the app structured its entire purchase flow. Apple confirmed that Cal AI bypassed its required in-app purchase system by routing users through an external checkout experience using a third-party provider like Stripe while removing Apple’s own purchase option from checkout.
Under current US App Store rules, developers are allowed to include external payment links. However, most apps are still required to offer Apple’s in-app purchase system alongside those links unless they fall into the “reader app” category. That category is limited to services like streaming platforms that provide access to licensed digital content. Cal AI, a subscription-based calorie tracking app, does not qualify.
This distinction is important because it clarifies why the removal happened. Apple is not blocking external payments in general. It is enforcing the requirement that external payments cannot replace Apple’s in-app purchase system inside non-exempt apps.
Apple also flagged how Cal AI presented its subscription pricing. The weekly cost was displayed more prominently than the actual billed amount, creating a pricing hierarchy that could obscure total subscription cost. The app also included a free trial toggle that did not clearly surface automatic renewal terms, which falls under Apple’s deceptive billing guidelines.
Another issue involved repeated subscription prompts. Users who declined an initial offer were shown a second, different subscription flow. This type of layered checkout experience is one of the patterns Apple has increasingly associated with manipulative monetization design.
After addressing these issues, Cal AI was reinstated on the App Store. The app quickly returned to the Health and Fitness charts, indicating that the enforcement action was temporary and tied to specific compliance failures rather than a broader category ban.
The timing of the Cal AI App Store removal matters because it sits directly in the post-Epic regulatory phase. The Epic Games ruling forced Apple to allow US developers to link to external payment systems, but it did not remove Apple’s ability to require in-app purchases or regulate how payments are presented.
What this case highlights is a shift in enforcement focus. Apple is no longer only concerned with whether apps use external payment systems. The attention is now on whether those systems are used in a way that preserves pricing clarity, maintains purchase transparency, and avoids subscription flows that can be interpreted as misleading.
For developers working with subscription apps, the pattern is becoming clearer. External payment options can exist, but they cannot replace Apple’s checkout structure. Pricing must be presented without emphasis tricks that hide total cost. Subscription flows need to avoid repeated or escalating prompts that pressure user conversion.
The Cal AI App Store removal ultimately reflects a broader enforcement posture rather than a policy change. Apple is maintaining control over how monetization is implemented inside apps, even as legal pressure has introduced more flexibility around where payments can be processed.
(via TechCrunch)
