Compare
A full side-by-side breakdown of features across the most popular dynamic DNS services.
Information based on publicly available documentation. Click a provider name for a detailed comparison.
NovaDNS vs No-IP
No-IP is one of the oldest and most recognised DDNS providers, with a large free tier — but it comes with a catch: free hostnames expire every 30 days unless you manually confirm them. NovaDNS never expires your hosts.
NovaDNS vs DynDNS
DynDNS invented the dynamic DNS protocol in the 1990s. After being acquired by Oracle/Dyn, it became an enterprise product with no free tier and pricing aimed at large organisations. It is no longer a practical option for individuals or small businesses.
NovaDNS vs Duck DNS
Duck DNS is a beloved free-only DDNS service run by volunteers. It is simple, reliable, and costs nothing — but it offers no paid tiers, no DynDNS compatibility, no update history, and a minimal interface that has barely changed in years.
NovaDNS vs Dynu
Dynu offers a generous free tier with unlimited hostnames and solid DynDNS compatibility. However, its interface is dated, its authentication model relies on shared account credentials, and its IPv6 support requires manual configuration.
NovaDNS vs FreeDNS
FreeDNS by afraid.org is a long-running community DNS service offering free subdomains on hundreds of shared domain names. It is a technical product for experienced users, with a very dated interface and a model built around shared community domains rather than dedicated DDNS hostnames.
3 hosts, no credit card, no expiry.