Sync contacts between CardDAV and Yealink with sync.blue®
This sync combination is available.
Use all contacts of CardDAV and Yealink in both apps
Instead of having different contacts in CardDAV and Yealink, sync.blue® keeps them perfectly in sync. So you can use all contacts in both apps.



Fully automated sync between CardDAV and Yealink
No manual interaction required anymore. sync.blue® keeps CardDAV and Yealink contacts fully automated in sync - again and again.


Avoid and eliminate contact duplicates in CardDAV and Yealink
Find, eliminate and avoid contact duplicates automatically. sync.blue® will save you a lot of hassle with this ugly topic everybody else struggles with - no matter if in CardDAV or Yealink.


Show caller ID of your CardDAV or Yealink contacts on your phone
Make your phone know who is calling you. sync.blue® syncs your contacts from CardDAV and Yealink right to your phone so it knows the caller ID already when it starts to ring. Make your caller smile and greet him personally when taking the call.
Reach more customers with newsletters and your other favourite marketing tools
Finally make use of all your contacts within your company your phone know who is calling you. sync.blue® syncs your CardDAV and Yealink contacts by syncing them with your favourite marketing tool (newsletter, automation, live-chat,...). This is how you make money of your business contacts.


No software required - it all works in the cloud
Start easily and immediately. You do not need any kind of hardware, server or even technical skills. sync.blue® comes an easy and secure cloud service just syncing your contacts.


CardDAV
A simple way of exchanging contact data that’s translated into a variety of formats. CardDAV is the universally agreed-upon protocol, with support online and offline for over 20 languages, easing international communications and relationships between people around the world. CardDAV based apps like ownCloud, Nextcloud, Apple iCloud, Radicale etc. are supported. If you would like to sync other apps, please let us know and we will test the sync.blue® compatibility.
Yealink
The Yealink is a video conferencing conference phone that’s designed for voice communication or collaboration, but it does text-based chat too. It has HD camera with wide viewing angle to give you the highest image quality possible and also uses a speakerphone for clear sound output no matter where your meeting takes place. Complete single touch operation, easy call out; monitor who's on call anytime with roaming capability for both WIFI and cellular network around the world - wherever you are, your most important contacts will always be close at hand.

Also sync CardDAV with other apps like:

















































































































