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Apple Hide My Email vs Firefox Relay: catalog facts
Apple Hide My Email	Firefox Relay
Paid Included with a paid iCloud+ subscription.	Freemium Free tier with a limited number of masks, paid plan for unlimited masks and a custom…
macOS, iOS	Web, Browser extension
Built directly into iOS Settings with no extra app to install Aliases can be deactivated individually if one starts receiving spam	Backed by Mozilla, a long-standing name in browser privacy Simple mask creation directly from the browser
Requires an active iCloud+ subscription Limited to the Apple ecosystem, unlike cross-platform alias services	Free tier limits the number of masks available Deeper integration is tied to the Firefox browser ecosystem
Downloadable app	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.