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Head-to-head · Dynamic DNS Services

Dynu Dynamic DNS vs No-IP Dynamic DNS

  • Updated Oct 2026
  • Both researched from official sources
  • 8 checks side by side
Higher score Dynu Dynamic DNS #1 in Dynamic DNS Services 9.4/10 Free plan Free plan✓ 5 of 5 features Visit Dynu
No-IP Dynamic DNS #4 in Dynamic DNS Services 8.8/10 Free plan Free plan✓ 5 of 5 features Visit No-IP

Dynu Dynamic DNS leads on 1 check, No-IP Dynamic DNS on 1, and 6 are even. Who comes out ahead on the 8 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDynu Dynamic DNS · 9.4/10
  • Free planboth

Dynu Dynamic DNS scores higher on our rubric for dynamic dns services: 9.4 against 8.8 out of 10; our editors rank them #1 and #4.

Dynu Dynamic DNS leads on hostname limit: 200 hostnames versus 3 hostnames. No-IP Dynamic DNS leads on update interval: 5 minutes versus 2 minutes.

Dynu Dynamic DNS is the better fit for free DDNS with many hosts and clients. No-IP Dynamic DNS is the better fit for established DDNS with upgrade paths.

  • Dynu Dynamic DNS fits best

    Free DDNS with many hosts and clients

  • No-IP Dynamic DNS fits best

    Established DDNS with upgrade paths

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Side by side

Feature Dynu Dynamic DNS 9.4/10 Visit ↗ No-IP Dynamic DNS 8.8/10 Visit ↗
At a glance
Editor score 9.4 8.8
Ranking #1 in Dynamic DNS Services #4 in Dynamic DNS Services
Best for Free DDNS with many hosts and clients Established DDNS with upgrade paths
Pricing model Free plan + paid Free plan + paid
Starting price $9.99/yr $2.50/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile, Browser extension Cloud, Desktop
Platforms Web, Windows, macOS, Linux, iOS, Android, Chrome extension Web, Windows, macOS, Linux
Support Email, Phone, Tickets, Community, Docs Tickets, Phone, Docs
Integrations 6 integrations 5 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Dynu Dynamic DNS 5/5 · No-IP Dynamic DNS 5/5
IPv6 support ✓ ✓
Custom domains ✓ ✓
Router support ✓ ✓
API access ✓ ✓
Wildcard records ✓ ✓
Specs
Hostname limit 200 hostnames (best) 3 hostnames
Update interval 2 minutes 5 minutes (best)
Our review
Pros
  • Free service with up to 200 hostnames and unlimited DNS queries
  • Supports IPv4, IPv6, custom domains, wildcard records, and broad DNS types
  • Clients and integrations cover desktop, mobile, browsers, routers, and firewalls
  • Free plan includes one hostname and a Dynamic Update Client
  • Supports Windows, Mac, Linux, routers, devices, IPv4 and IPv6
  • Pro plans add custom domains, DNS zones and up to 200 hostnames
Cons
  • DNSSEC, logging, backup, and restore require a paid membership
  • Advanced API and sub-accounts are limited to the Corporate tier
  • The free plan does not include priority or dedicated support
  • The free plan is limited to one hostname and one update client
  • Custom-domain hostnames are reserved for Pro plans
  • Paid plans are presented with annual billing
Our verdict

Dynu Dynamic DNS maps hostnames to changing IPv4 or IPv6 addresses for home servers, remote access, webcams, game servers, and other internet-connected devices. It suits users who need free dynamic DNS with multiple hostnames,…

Read the review →

No-IP Dynamic DNS maps a memorable hostname to a changing public IP address, helping people reach computers, cameras, servers, routers, VPN endpoints and other connected devices remotely. It suits individuals, households, small teams and…

Read the review →
  1. Dynu Dynamic DNSDynamic DNS Services 9.4Free plan
  2. No-IP Dynamic DNSDynamic DNS Services 8.8Free plan

Strengths and trade-offs

  • Dynu Dynamic DNS — where it wins

    • Free service with up to 200 hostnames and unlimited DNS queries
    • Supports IPv4, IPv6, custom domains, wildcard records, and broad DNS types
    • Clients and integrations cover desktop, mobile, browsers, routers, and firewalls

    Where it doesn't

    • DNSSEC, logging, backup, and restore require a paid membership
    • Advanced API and sub-accounts are limited to the Corporate tier
    • The free plan does not include priority or dedicated support

  • No-IP Dynamic DNS — where it wins

    • Free plan includes one hostname and a Dynamic Update Client
    • Supports Windows, Mac, Linux, routers, devices, IPv4 and IPv6
    • Pro plans add custom domains, DNS zones and up to 200 hostnames

    Where it doesn't

    • The free plan is limited to one hostname and one update client
    • Custom-domain hostnames are reserved for Pro plans
    • Paid plans are presented with annual billing
  • Dynu Dynamic DNS9.4/10 · Free plan

    A feature-rich free DDNS service with broad client, DNS, and API support.

    Visit DynuFull verdict →
  • No-IP Dynamic DNS8.8/10 · Free plan

    A flexible DDNS service with a free entry plan and clear upgrade paths.

    Visit No-IPFull verdict →

More comparisons

All dynamic DNS services comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update