Best Synchronization Products in 2025

Synceri is a free-to-use platform for sharing time-bound information. Use it to create shared calendars, schedules, timelines, agendas, and more.

free

FreeFileSync is a free open source data backup software that helps you synchronize files and folders on Windows, Linux and macOS.

Key FreeFileSync features:

Free and Open Source Cross-Platform User-Friendly Interface Advanced Sync Options

rsync is a file transfer program for Unix systems. rsync uses the "rsync algorithm" which provides a very fast method for bringing remote files into sync.

Key rsync features:

Efficient Data Transfer Bandwidth Throttling Compression Secure Transfer

Open Source

Cloud-based calendaring using capability URL, application developed in Zurich, Switzerland.

Key Teamup Calendar features:

Easy to Use No User Accounts Required Customizable Access Permissions Color-Coded Events

GoodSync provides highly reliable file backup and synchronization for both individuals and businesses.

Key GoodSync features:

Cross-Platform Compatibility Real-Time Synchronization Security Features Wide Range of Supported File Systems

Sync your Notion tasks with Google Calendar effortlessly. Stay organized, never miss deadlines, and automate your workflow with Notion2Gcal.

freemium $4.0 / Monthly

Next generation shared calendar.

Cloudslinker is an efficient cloud storage transfer tool that operates entirely in the cloud, allowing users to initiate transfers via browser without any downloads. It continues to function even if the local PC loses power.

paid $6.0 / One-off (1 user)

WinMerge is an open source differencing and merging tool for Windows.

Key WinMerge features:

Open Source User-Friendly Interface Comprehensive Merge Capabilities File and Folder Comparison

Open Source

Sync Outlook and Google Calendars in real-time, share booking links, and view all your calendars in one view.

Key OneCal.io features:

Outlook and Google Calendar Sync Booking Links Flexible and Fully Configurable Calendar View

paid Free Trial $5.0 / Monthly (Starter)

PeerGFS is the one solution you need to simplify file management & orchestration across edge, data center, and cloud storage. Learn more now.

The Distributed File System Replication (DFSR) service is a multi-master replication engine used to keep folders synchronized on multiple servers.

Multiple Cloud Storage Manager: Migrate, move, sync, copy, backup and transfer cloud files with MultCloud, which supports Dropbox, Box, Google Drive, Mega, OneDrive and FTP, etc.

Key MultCloud features:

Multi-service Integration User-friendly Interface Transfer and Sync Security