The Washington PostThe Washington Post

When you ‘Ask app not to track,’ some iPhone apps keep snooping anyway

By Geoffrey A. Fowler, Tatum Hunter

23 Sep 2021 · 9 min read

On your iPhone, you can now tap a button that says, "Ask app not to track." But behind the scenes, some apps keep snooping anyway.

Say you open the app Subway Surfers, listed as one of the App Store's "must-play" games. It asks if you're OK with the app "tracking" you, a question iPhones started displaying in April as part of a privacy crackdown by Apple. Saying no is supposed to stop apps such as Subway Surfers and Facebook from learning about what you do in other apps and websites.

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