Download DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) APK
at.bitfire.davdroid · by bitfire web engineering
Latest Version: 4.5.4-ose
• Updated: May 10, 2026
Download DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) APK
v4.5.4-ose ·
APK
About DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version)
DAVx⁵ is a CalDAV/CardDAV management and synchronization app for Android which natively integrates with Android calendar/contact apps. Use it with your own server or with a trusted hoster to keep your contacts, events and tasks under your control. For more information and a list of tested servers/services, have a look at the Web site. Author: bitfire web engineering License: GNU General Public License v3.0 only Website Video Issue Tracker Translation Source Code Changelog Build Metadata Reproducibility Status
All DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) APK versions
Frequently Asked Questions
Yes. Every DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) APK on APK.now is automatically scanned and the cryptographic signature is verified against the original publisher's certificate (bitfire web engineering). Files that fail verification are removed before they ever reach the catalog.
Enable 'Install from unknown sources' for your browser (or the file manager you use to open the APK) under Settings → Apps → Special access. Tap the downloaded DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) APK, confirm the prompts, and Android installs it just like any app from the Play Store.
The latest DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) version available on APK.now is 4.5.4-ose. We track new releases from bitfire web engineering continuously and add them to the catalog as soon as they pass verification.
Yes — every DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) APK and every version on APK.now is free to download. We never gate downloads behind sign-up, surveys, or paywalls.
APK.now keeps a full archive of every DAVx⁵ – CalDAV CardDAV WebDAV (f-droid version) release, including older versions that the Play Store has already replaced. The APKs work on devices without Google Play Services (Huawei, GrapheneOS, Amazon Fire) and are signature-verified so you can be confident the file is genuine.