DAVx⁵ 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 seamlessly integrates with your favorite calendar / contacts app (including default apps). It can also be used separately, if you have CalDAV, CardDAV, or just Tasks.
+ Synchronize your DAV calendars (CalDAV) and address books (CardDAV) and Tasks (VTODO through CalDAV) in one application
+ Two-way synchronization (server ↔ client)
+ Seamless integration with your favorite device and apps
+ Easy configuration (automatic resource discovery, support for self-signed certificates, authentication using client certificates)
+ Fast algorithms for high performance (CTag / ETag, sync time range limit for past events, multi-threaded sync)
+ Optimized for phones and tablets. Compatibility with previous versions of Android.
+ In-app administration options (Create and delete new calendars, address books and to-do lists *)
+ Super safe and we respect your privacy!
+ Absolutely no ads or tracking.
+ Compliant with GDPR.
+ DAVx⁵ is completely open source

Supported Android
(4.1 and up)
Lollipop (5.0 – 5.1.1),Marshmallow (6.0 – 6.0.1),Nougat (7.0 – 7.1.1),Oreo (8.0-8.1), Pie(9.0)

Download DAVx⁵ – Contacts, Calendar and Tasks Sync client 3.4.0.1-gplay APK Final Paid

DAVx_-v3.4.0.1-gplay_build_304000100-armeabi-v7a,arm64-v8a,x86,x86_64.apk