DAVx⁵ (formerly known by a different name) is the only all-in-one synchronization solution for your contacts (CardDAV), calendar (CalDAV) and your tasks (based on VTODO). The app is easy to set up and integrates perfectly with your favorite calendar / contact app (including standard apps). It can also be used separately if you have either CalDAV, CardDAV or just assignments.
+ Synchronize your DAV calendar (CalDAV) and address books (CardDAV) and tasks in a single app
+ Two-way synchronization (server ↔ client)
+ Flawless integration with your device and your favorite apps
+ Easy setup
+ Fast algorithms for high performance
+ Optimized for phones and tablets. Backward compatibility for old Android versions.
+ Super safe and we respect your privacy!
+ Absolutely no advertising and no tracking.
+ GDPR compliant.
+ DAVx⁵ is completely open source

Supported Android
(4.1 and up)
Ice Cream Sandwich (4.0 – 4.0.4),Jelly Bean (4.1 – 4.3.1),KitKat (4.4 – 4.4.4),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 CalDAV CardDAV Client 3.3.5-gplay APK Final Paid

DAVx-3.3.5-gplay.apk