FreeDNS is a free DNS hosting service that allows users to manage their domain names without incurring any costs. The platform offers dynamic DNS (DDNS) services which enable users to easily update their DNS records with changing IP addresses, making it ideal for hosting websites on home servers or dynamic internet connections. Users can register for an account and gain access to a user-friendly interface to create subdomains and manage DNS records, including A, AAAA, CNAME, MX, and TXT records.

FreeDNS supports custom domain names and provides a wide array of DNS servers across the globe, ensuring reliability and performance. The service also features a public DNS dynamic update client that can be utilized for automated IP updates, enhancing accessibility for users with dynamic IPs.

In addition to its core DNS services, FreeDNS allows users to donate and contribute to the service, fostering community involvement and support for continuous development. The platform's open nature makes it a popular choice for developers, home users, and anyone needing flexible and scalable DNS solutions without the burden of administrative fees.