What Apple Mail Privacy Protection is#
Mail Privacy Protection (MPP) is an Apple Mail feature that preloads message content, including tracking pixels, through Apple proxies, hiding the recipient's IP and making opens appear whether or not the person read the message.
Why it matters#
Open rates from Apple Mail users are inflated and location data is masked, so senders must re-baseline metrics and stop using opens for automation triggers.
Getting started#
- Identify the share of your list using Apple Mail.
- Shift primary metrics to clicks, replies, and conversions.
- Remove open-based triggers from automations and sunset policies.
- Report open rates with an MPP caveat or exclude Apple opens.
Common mistakes#
- Sunsetting engaged Apple users because clicks are the only reliable signal and they did not click.
- Location-based content that assumes real IPs.
Frequently asked questions#
Does Mail Privacy Protection affect deliverability?
Not directly. It affects measurement. Deliverability signals at Apple are based on complaints and authentication.