DAVdroid – CalDAV/CardDAV Synchronization

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Version 1 month ago

Description of DAVdroid – CalDAV/CardDAV Synchronization

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DAVdroid is the only all-in-one synchronization solution for your contacts (CardDAV), calendars (CalDAV) and your tasks (based on VTODO). The app is easy to set up and integrates perfectly with your favorite calendar/contacts app (including default apps). It can also be used seperately, if you either have CalDAV, CardDAV or only Tasks.

Compatible with almost every CalDAV/CardDAV servers and services, including Nextcloud, iCloud and Synology!

After installing, you can add a DAVdroid account from within the app. See for help. For more information, please see the manual:, the FAQ: and our forums:

Key features:

⊛ Sync your DAV calendars (CalDAV) and address-books (CardDAV) and Tasks in a single app

⊛ Two-way synchronization (server ↔ client)

⊛ Native Android 4+ implementation

⊛ Flawless integration with your device and favorite apps

⊛ Easy setup (resource auto-detection, support for self-signed certificates)

⊛ Fast algorithms for high performance (CTag/ETag, limit sync time range for past events)

⊛ Optimized for phones and tablets

⊛ Super-secure and we respect your privacy!

⊛ DAVdroid is completely open source

Important compatibility notes

Attention: DAVdroid must not be moved to the SD card! This will cause strange behaviour, including account and data loss.

Get the best out of this app …

⊛ … when using with your own DAV server (Radicale, DAViCal, SabreDAV, Baikal, …) and HTTPS – so you own and control all your data while having the comfort of synchronization between various devices. Or use a hosted DAV service you trust or the one of your company.

⊛ … and combine it with Evolution / Thunderbird / etc. on your computer

Why is it secure?

⊛ Source code is available (see homepage)

⊛ No need for giving your contacts/calendars to Facebook, Google, etc. Use your own server (or a trusted one)!

⊛ TLS is recommended to protected your communication so synchronization is secure even when using open Wi-Fi networks.

Successfully tested with:


⊛ Apple's Calendar and Contacts Server

⊛ Apple iCloud

⊛ Baïkal

⊛ Bitrix24

⊛ contactzilla

⊛ CozyCloud

⊛ DAViCal

⊛ eGroupware

⊛ fastmail

⊛ fruux


⊛ Group-Office

⊛ Horde

⊛ IceWarp

⊛ iCloud

⊛ Kerio Connect

⊛ KolabNow

⊛ Mac OS X Server



⊛ Nextcloud

⊛ openCRX

⊛ Oracle Communications UCS

⊛ OwnCloud

⊛ OwnCube


⊛ Radicale

⊛ SOGo

⊛ Synology DSM

⊛ Tine 2.0


⊛ Yahoo (calendars only)

⊛ Yandex

⊛ Zimbra Server

⊛ … and many others:

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APK information about DAVdroid – CalDAV/CardDAV Synchronization

APK Version
Compatibility Android 4.4+ (KitKat)
Permissions 19

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