This page aggregates measured, corroborated evidence: donors' iPhones recorded apps contacting this domain, every claim below was reported by separate accepted donations and published under a human verdict (later rows for an approved app inherit its verdict). A contact is a measurement, not an accusation — it does not show what data was sent.
mzstorekit.itunes.apple.com
classified as first-party · 2
What our research panel found AI-drafted · human-reviewed
We ask several independent AI models the same question and publish their answers separately — cross-vendor agreement is evidence against fabrication, and disagreement is worth seeing. 3 of 3 models answered, overall confidence high. A human reviewed this domain's claims before anything here published.
Anthropic Claude — first-party
mzstorekit.itunes.apple.com is an Apple-operated domain (apple.com namespace) used for StoreKit/iTunes Store transaction infrastructure, and the contacting app is Apple's own App Store, so this is first-party traffic essential to the app's core function. No declared label was supplied here (Apple's built-in apps are not listed with standard App Store privacy labels), so an undisclosed-flow determination cannot be supported from the given data.
OpenAI — first-party
The domain is under itunes.apple.com and appears to be Apple infrastructure associated with the App Store. No domain-owner evidence or data-flow details are provided, so an undisclosed collection or sharing determination cannot be made.
Google Gemini — first-party
The domain mzstorekit.itunes.apple.com is an Apple-owned infrastructure endpoint used by the App Store for StoreKit services, representing standard first-party functionality.
Apps measured contacting this domain
| App | Label gap | Donations | Contacts | Seen |
|---|---|---|---|---|
com.apple.AppStore | — | 7 | 68 | 2026-07-28 → 2026-07-30 |
| ChatGPT | — | 7 | 23 | 2026-07-28 → 2026-07-30 |
| — | 7 | 21 | 2026-07-28 → 2026-07-30 | |
| Proton VPN: Fast & Secure VPN | — | 4 | 20 | 2026-07-28 → 2026-07-29 |
| The Weather Channel | — | 4 | 17 | 2026-07-28 → 2026-07-29 |
| Zoom Earth - Weather Forecast | — | 4 | 16 | 2026-07-28 → 2026-07-29 |
| YouTube | — | 4 | 12 | 2026-07-28 → 2026-07-29 |
| AccuWeather | — | 4 | 12 | 2026-07-28 → 2026-07-29 |
com.ilbsoft.irelax | — | 4 | 11 | 2026-07-28 → 2026-07-29 |
| Speedtest by Ookla | — | 4 | 9 | 2026-07-28 → 2026-07-29 |
| — | 4 | 5 | 2026-07-28 → 2026-07-29 | |
ai.perplexity.app | — | 4 | 4 | 2026-07-28 → 2026-07-29 |
| Google Gemini | — | 4 | 4 | 2026-07-28 → 2026-07-29 |
| Rocket Money - Bills & Budgets | — | 4 | 4 | 2026-07-28 → 2026-07-29 |
com.zmodo.Zmodo | — | 4 | 4 | 2026-07-28 → 2026-07-29 |
| Proton Mail: Encrypted Email | — | 3 | 21 | 2026-07-30 |
| Grok AI | — | 3 | 6 | 2026-07-30 |
com.lemon.lvoverseas | — | 3 | 6 | 2026-07-30 |
| Claude by Anthropic | — | 3 | 3 | 2026-07-29 |
| GitHub | — | 3 | 3 | 2026-07-29 |
The corpus grows one report at a time: donate your App Privacy Report — anonymous by design.
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