Privacy

    Guideline 5.1.2(i): the App Store AI data-sharing rule

    An iOS app in 2026 showing a consent prompt that names a third-party AI provider and the purpose before sending a user's message, meeting App Store Guideline 5.1.2(i)

    If your app sends user data to an AI service, a rule that changed in late 2025 now applies directly to you. App Store Guideline 5.1.2(i) was updated to name third-party AI explicitly, and it requires you to tell users their data is going to an AI provider, say which one, and get their permission first. Many AI features that shipped before the change are now out of compliance. Here is what the rule says and how to meet it.

    Short answer

    As of November 2025, Guideline 5.1.2(i) requires you to clearly disclose where personal data is shared with third parties, including with third-party AI, and to obtain explicit permission before sharing. Per Apple's guideline, the disclosure must identify the AI provider by name and explain the purpose, so a user knows their data is going to a service like OpenAI or Anthropic and why. It affects any app that sends user data to an external AI, and violations can lead to removal. Comply by mapping every flow of personal data to a third-party AI, adding a clear consent step before the first share, and updating your App Privacy disclosure.

    What you should know

    • Third-party AI is now named explicitly: the rule was updated in November 2025 to cover it.
    • Disclose and get permission first: you must inform users and obtain consent before sharing.
    • Name the provider: the disclosure has to identify which AI service receives the data.
    • Explain the purpose: users should know why their data is being sent and what the AI does with it.
    • It applies broadly: any app sending personal data to an external AI is in scope.

    What does Guideline 5.1.2(i) now require?

    That you disclose and get explicit permission before sending personal data to a third-party AI. The guideline states you may not use, transmit, or share someone's personal data without their permission, and as of the November 2025 update it adds that you must clearly disclose where personal data will be shared with third parties, including with third-party AI, and obtain explicit permission before doing so. In practice that means naming the AI provider and explaining the purpose, not a vague mention buried in a policy. Data can be shared only to improve the app or serve advertising under the Developer Program License Agreement, and tracking still requires App Tracking Transparency consent.

    Which apps does this affect?

    Any app that sends user data to an external AI service. If a feature passes personal data to a model run by another company, the rule applies, regardless of how central the feature is. The table lists common cases.

    App behaviorRequires disclosure and consent?
    Sends user messages to OpenAI or Anthropic to generate a replyYes
    Sends health or vitals data to a third-party AI for predictionYes
    Sends user data to a third-party recommendation modelYes
    Uses an on-device model with no data leaving the deviceNo, nothing is shared with a third party
    Uses your own backend model on your own infrastructureDisclose per your privacy practices; not third-party AI sharing

    The apps most affected are the ones that bolted an AI feature onto existing functionality, since the data flow to the AI provider often was not disclosed when the feature shipped.

    How do you comply?

    Map the flows, then add disclosure and consent. First, identify every place your app sends personal data to a third-party AI, including features added quickly where the data path is easy to forget. Second, add a clear disclosure that names the provider and the purpose, for example that a message will be sent to a specific AI service to generate a response. Third, obtain explicit permission before the first share, not after, so the user agrees up front. Fourth, update your App Privacy disclosure in App Store Connect and your privacy policy to match, and minimize the personal data you send so there is less to disclose and less to expose. Consistency between what you declare and what the app does is what review checks.

    What counts as a compliant disclosure?

    One that names the provider, states the purpose, and comes before the data is sent. A compliant disclosure tells the user which AI service receives their data and what it will do, such as that their input will be sent to a named provider to generate a result, and it asks for permission first. A non-compliant one is vague, mentions AI without naming the provider, hides the sharing in a long policy, or sends the data and discloses afterward. The standard is that a user can understand the data flow and consent to it knowingly, so write the disclosure in plain language at the point where the sharing happens.

    What to watch out for

    The first trap is assuming an older AI feature is fine because it predates the change; the November 2025 update applies now, so a feature that shipped without disclosure needs updating. The second is sending more personal data to the AI than the feature needs, which increases both your disclosure burden and your exposure. On-device models and your own backend are treated differently from third-party AI, so be clear about where the data actually goes. A pre-submission scan such as PTKD.com (https://ptkd.com) reads the compiled APK, AAB, or IPA against OWASP MASVS and surfaces the network endpoints and SDKs that send data out, which helps you find the third-party AI flows you must disclose. The consent itself is something you build into the app.

    What to take away

    • Guideline 5.1.2(i) now requires disclosing and getting explicit permission before sending personal data to a third-party AI.
    • The disclosure must name the AI provider and explain the purpose, before the data is shared.
    • It affects any app sending user data to an external AI, including features added after launch, and violations can lead to removal.
    • Map your data flows, add clear consent that names the provider, update your App Privacy disclosure, and use a pre-submission scan such as PTKD.com to find the AI endpoints in your build.
    • #guideline-5-1-2
    • #data-sharing
    • #third-party-ai
    • #privacy-consent
    • #app-tracking-transparency
    • #app-store-rejection
    • #ios

    Frequently asked questions

    What does Guideline 5.1.2(i) require?
    That you clearly disclose where personal data is shared with third parties, including with third-party AI, and obtain explicit permission before sharing. As of the November 2025 update, the rule names third-party AI specifically. In practice you must identify the AI provider, explain the purpose of the sharing, and get consent before the data is sent, rather than mentioning it vaguely or disclosing after the fact.
    Does my app need to name the AI provider?
    Yes. The disclosure has to identify which AI service receives the data, so users know whether their information is going to OpenAI, Google, Anthropic, or another provider, and why. A generic mention of AI is not enough. A compliant disclosure names the provider and the purpose, for example that a message will be sent to a specific service to generate a response, before the data is shared.
    Which apps does the AI data-sharing rule affect?
    Any app that sends personal data to an external AI service. That includes chat features that call a model to generate replies, health apps that send vitals to a third-party AI for prediction, and apps using third-party recommendation models. Features added quickly on top of existing apps are most at risk, because the data flow to the AI provider was often not disclosed when the feature shipped.
    I only send anonymized data, do I still need consent?
    If the data is genuinely not personal, the rule on personal data does not apply, but be careful about what counts as anonymized. Data that can be linked back to a user, or combined with other data to identify them, is still personal. When in doubt, treat it as personal and disclose the sharing, since the cost of a wrong call is removal. Minimizing what you send reduces both the risk and the disclosure burden.
    Does on-device AI need this disclosure?
    Not as third-party sharing, if the data never leaves the device. An on-device model that processes data locally does not share it with a third party, so the third-party-AI clause does not apply, though your general privacy practices still do. The rule targets sending personal data to an external AI provider. If your model runs on your own backend, disclose it per your privacy practices, but it is not third-party AI sharing.

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