---
title: "App Store: ATT Questionnaire | Yodo1 MAS Documentation"
description: According to Apple’s privacy requirements, starting December 8th 2020, app developers need to define the data that their apps and the SDKs integrated in those apps collect.
---

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# App Store: ATT Questionnaire | Yodo1 MAS Documentation

- <https://info.yodo1.com/?hsLang=en>
- Additional Setup
- App Store: ATT Questionnaire

# App Store: ATT Questionnaire

According to [Apple’s privacy requirements](https://developer.apple.com/app-store/app-privacy-details/), starting December 8th 2020, app developers need to define the data that their apps and the SDKs integrated in those apps collect.

caution

- Use this information only for answering Apple’s privacy questionnaire. Do not consider it to be a replacement of the MAS privacy policy. Developers are requested to read the [MAS privacy policy](https://policy.yodo1.com/mas/en/terms-of-service.html) before integrating MAS.
- Only data that MAS collects is described below. It does not include data collected indirectly by the SDK, or data collected by other SDKs you might be using.

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