App: RealDNS - Dynamic DNS
Developer: MingleBit
Genres: Utilities, Developer Tools

The best dynamic DNS update client on App Store with support IPv4 and IPv6. Also available on iOS, with iCloud synchronization.
RealDNS updates 18 dynamic DNS providers: Dyn, NoIP, FreeDNS, ChangeIP, DuckDNS, XpertDNS, Strato, DynDNS.it, DtDNS, EasyDNS, DNS Made Easy, CloudFlare, Google Domains, Namecheap, Hurricane Electric, Loopia, OpenDNS, GoDaddy.

RealDNS is an application that updates your hostnames with the latest IP address of your computer assuring that you will always have an updated hostname allowing you to connect to your computer from everywhere. 

The IP address, which will be used to perform the hostname update, can be: 
 - External
 - Gateway
 - Local
 - Manually defined

The application has an initial easy to use interface for every user but behind it, ​the application contains powerful tools for professionals.

Multi-provider - this option allow you to make hostname updates to multiple providers at the same time, so in case a provider will be down your IP address will be saved to the other enabled providers assuring that you will always have a hostname updated with your latest IP address.

Internal failover - if the interface assigned to your hostname is not available the application will get the IP address of any available network interface and perform an update with that IP, thus maintaining a connection to your device, with two failover types.

Multiple accounts, multiple hostnames, multiple IP sources - Use the IP address of any available interface in your system and assign it to any hostname from any account. Every hostname can have his own IP source.

Tools - perform
 - Show IP
 - Ping
 - Who is
 - Dig
 - Geo IP on any hostname

iCloud synchronization - sync your accounts and hostnames between Mac OS X and iOS (available with Mac OS X Yosemite and iOS 8).

Update after wake-up - performs an update at wake-up if the time spent in sleep is exceeded the automatic update time interval.

Logs - all your actions and the dynamic DNS provider responses will be displayed in ​the log view.

IP History - a log is kept with all your successful IP updates made by the application.

Manual update - a manual update can be performed at any moment.

Run at login - the application can be set to run at login so that hostnames will be always updated in the background with no user interaction, even if the computer restarts.

Don't allow computer to enter sleep - The application won't allow the computer to enter sleep when is locked or idle so it can update hostnames in background

Help - complete help for all the application functions, and more.

The application respects the following principles: "easy for everybody, complete for professionals".

Release notes:
Fixes some compatibility issues with macOS Catalina.