iCloud Hide My Email is a subscription-based privacy extension designed for Firefox users, offering a seamless way to manage email privacy. This tool allows users to create unique, disposable email addresses that can be used for registrations on various websites, thus enhancing online privacy and reducing spam. The integration mimics the native functionality found in Safari, providing a user-friendly experience for email management.

Key features include a straightforward pop-up interface for generating new email addresses, the ability to manage existing addresses (including options for deactivation and deletion), and automatic filling of relevant email fields. Users can easily configure settings such as the forwarding address through the extension's options page, making this tool a comprehensive solution for those concerned about their online privacy.