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



Take all your contacts (e.g. from Microsoft Graph API or CardDAV) with you on your smartphone
You are on the road and want to call one of your customers? No problem, because sync.blue® syncs your Microsoft Graph API and CardDAV contacts right to your smartphone. Call your customers wherever you are!
Fully automated sync between Microsoft Graph API and CardDAV
No manual interaction required anymore. sync.blue® keeps Microsoft Graph API and CardDAV contacts fully automated in sync - again and again.


Avoid and eliminate contact duplicates in Microsoft Graph API and CardDAV
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 Microsoft Graph API or CardDAV.


Show caller ID of your Microsoft Graph API or CardDAV contacts on your phone
Make your phone know who is calling you. sync.blue® syncs your contacts from Microsoft Graph API and CardDAV 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 Microsoft Graph API and CardDAV 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.


Microsoft Graph API
The Microsoft Graph API is an application programming interface for interfacing with a number of services and devices. These APIs are used by numerous people, including corporations who want to integrate their data into third-party tools like Outlook or other CRMs. The system can be integrated seamlessly with Google Sheets and Dropbox to deliver the information you need on your preferred platform.
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.

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