Gravatar is an unofficial iPhone application designed for users of the Gravatar website. It allows users to access and view images associated with specific email addresses registered on the Gravatar website. Users can also request profile information, including contact details and other user data.

The Gravatar website enables individuals to use a consistent avatar across various online platforms by linking it to their email address. This application facilitates easy access to such avatars and user information. Registration on the Gravatar website is free, and users have control over the visibility of their data to others. The Gravatar app offers all its features without any cost, ensuring that all functionalities are readily available to users worldwide.