CalDavSynchronizer 4.6

Gerhard Zehetbauer ❘ Freeware ❘
Windows

Efficient Synchronization Tool for Calendars

David Fischer

08/02/2025

CalDavSynchronizer allows seamless synchronization of calendars across multiple platforms.

Comprehensive and Reliable CalDAV Synchronization with CalDavSynchronizer

CalDavSynchronizer, developed by Gerhard Zehetbauer, is a powerful and versatile tool designed for seamless calendar data synchronization between desktop applications and CalDAV servers. It is an essential software for users seeking to maintain consistent and up-to-date calendars across multiple platforms in an efficient manner.

Supports Leading Desktop Calendar Applications

The software offers robust integration with popular desktop calendar clients such as Microsoft Outlook, Thunderbird Lightning, and Evolution. This broad compatibility ensures users can connect their preferred calendar applications to CalDAV servers, facilitating smooth bidirectional synchronization of events, tasks, and appointments.

Advanced Configuration and Customization

CalDavSynchronizer provides extensive customization options to tailor synchronization processes. Users can configure sync frequency, filter specific data, define conflict resolution rules, and choose between one-way or two-way sync modes. This flexibility enables precise control over how calendar data is managed and synchronized.

User-Friendly Interface for Easy Management

The application features an intuitive interface that simplifies setup and ongoing management of synchronization tasks. Real-time status indicators, error handling tools, and comprehensive logging capabilities allow users to monitor synchronization status, troubleshoot issues promptly, and ensure data integrity.

Wide Compatibility with CalDAV Servers

CalDavSynchronizer supports a variety of CalDAV server implementations, including popular platforms such as ownCloud, Nextcloud, Google Calendar, and Zimbra. This extensive compatibility ensures that users can synchronize their calendars seamlessly regardless of the server provider or technology.

Enhance Your Calendar Management Today

Offering a combination of reliability, flexibility, and ease of use, CalDavSynchronizer is an ideal solution for individuals and organizations requiring synchronized calendar data across multiple devices and services. Its support for multiple clients and servers makes it a versatile choice for modern digital workspace management.

Overview

CalDavSynchronizer is a Freeware software in the category Desktop developed by Gerhard Zehetbauer.

The users of our client application UpdateStar have checked CalDavSynchronizer for updates 126 times during the last month.

The latest version of CalDavSynchronizer is 4.6, released on 08/01/2025. It was initially added to our database on 10/31/2015. The most prevalent version is 4.6, which is used by 25% of all installations.

CalDavSynchronizer runs on the following operating systems: Windows.

CalDavSynchronizer has not been rated by our users yet.

Pros

CalDavSynchronizer allows users to synchronize various calendars, such as Google, Outlook, Nextcloud, and more, with CalDAV servers.
It provides two-way synchronization between your desktop calendar applications and online CalDAV servers, ensuring changes are reflected on both ends.
The software offers a user-friendly interface and configuration settings that make it easy to set up and manage calendar synchronization.
CalDavSynchronizer supports multiple calendar accounts and allows users to schedule automatic synchronization at specified intervals.
It is compatible with popular operating systems like Windows and is actively maintained by the developer, providing regular updates and bug fixes.

Cons

The software may have occasional compatibility issues with certain calendar services or versions of calendar applications, leading to synchronization errors.
Some users have reported occasional technical glitches or performance issues when syncing large amounts of calendar data, which may impact the software's reliability.
CalDavSynchronizer lacks certain advanced features found in other paid synchronization tools, such as advanced conflict resolution options or support for additional data types.

FAQ

What is CalDavSynchronizer?

CalDavSynchronizer is a free and open-source synchronization software that enables users to synchronize their calendar and contact data between various devices and platforms using the CalDAV and CardDAV protocols.

Who is the developer of CalDavSynchronizer?

CalDavSynchronizer is developed by Gerhard Zehetbauer.

Which platforms does CalDavSynchronizer support?

CalDavSynchronizer supports Windows operating systems (Windows XP/Vista/7/8/10) and Microsoft Outlook (2010/2013/2016/2019/365) as the client application.

What synchronization protocols does CalDavSynchronizer use?

CalDavSynchronizer uses the CalDAV and CardDAV protocols for synchronizing calendar and contact data respectively.

Can I synchronize multiple calendars and address books using CalDavSynchronizer?

Yes, CalDavSynchronizer supports synchronizing multiple calendars and address books. You can select which calendars and address books to synchronize within the configuration settings.

Is CalDavSynchronizer compatible with Google Calendar?

Yes, CalDavSynchronizer is compatible with Google Calendar. You can configure it to synchronize your Google Calendar events with other devices or platforms.

Does CalDavSynchronizer support two-way synchronization?

Yes, CalDavSynchronizer supports two-way synchronization, allowing changes made on either the server or the client to be reflected on both sides during synchronization.

Is the synchronization process encrypted?

Yes, CalDavSynchronizer supports secure SSL/TLS connections for encrypted synchronization, ensuring the privacy and security of your data during transmission.

Where can I download CalDavSynchronizer?

You can download CalDavSynchronizer from its official website at https://caldavsynchronizer.org.

Is CalDavSynchronizer free to use?

Yes, CalDavSynchronizer is free and open-source software released under the GNU General Public License (GPL) version 2.

David Fischer

I am a technology writer for UpdateStar, covering software, security, and privacy as well as research and innovation in information security. I worked as an editor for German computer magazines for more than a decade before joining the UpdateStar team. With over a decade of editorial experience in the tech industry, I bring a wealth of knowledge and expertise to my current role at UpdateStar. At UpdateStar, I focus on the critical areas of software, security, and privacy, ensuring our readers stay informed about the latest developments and best practices.

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