Top Alternatives to Google Sync

ownCloud is a powerful, self-hosted open-source platform for file sync, share, and collaboration. It provides a private cloud alternative, giving users full control over their data while offering secure and convenient access from anywhere.

Memotoo is a comprehensive online service designed to centralize and synchronize all your personal information, including contacts, calendars, tasks, notes, and bookmarks. It acts as a hub to connect various online services and devices, ensuring your data is consistent and accessible from anywhere.

Contacts is a fundamental contact management application designed for macOS, providing seamless integration within the Apple ecosystem for organizing and managing personal and professional connections.

fruux is a robust cross-platform synchronization service designed to keep your contacts, calendars, and tasks seamlessly in sync across all your devices and applications. It offers a secure and reliable cloud platform with strong privacy focus, ideal for individuals and teams needing consistent data access and collaboration.

GO Contact Sync Mod is a reliable and open-source tool designed to synchronize contacts, calendars, and tasks between Microsoft Outlook and your Google account. It facilitates seamless two-way synchronization, ensuring your information is consistent across both platforms.

gSyncit is a robust Outlook add-in designed to synchronize your Outlook calendars, contacts, tasks, and notes with various cloud services and applications. It provides two-way synchronization, ensuring your data is consistent across all connected platforms, including Google Calendar, Google Contacts, Toodledo, Todoist, Rescuetime, Evernote, Simplenote, and support for CalDAV and CardDAV.

Funambol offers robust platforms powering cloud services, specializing in mobile and cloud synchronization for contacts, calendars, files, and more. Ideal for businesses requiring secure and reliable data management and synchronization across diverse devices.