Open-source, peer-to-peer service offering encrypted file synchronization, ensuring data privacy and user-autonomy without relying on cloud storage or central servers, suitable for various uses.

FolderSync is described as 'Enables simple sync to cloud based storage to and from local folders on the device SD cards. It support a wide range of different cloud providers and file protocols, and support for more platforms are added continuously. Root file access supported on rooted devices' and is a File Sync tool in the backup & sync category. There are more than 25 alternatives to FolderSync for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best FolderSync alternative is Syncthing, which is both free and Open Source. Other great apps like FolderSync are Resilio Sync , SyncTrayzor, GoodSync and ByteSync.
Open-source, peer-to-peer service offering encrypted file synchronization, ensuring data privacy and user-autonomy without relying on cloud storage or central servers, suitable for various uses.

Resilio Sync allows you to automatically sync files between computers via secure, distributed technology (P2P bittorrent protocol).




SyncTrayzor is a wrapper for Syncthing which allows Syncthing's window to be hidden in the tray area. SyncTrayzor has a built-in web browser to manage Syncthing without opening your browser. SyncTrayzor can be configured to automatically start at PC startup.

A comprehensive solution for file synchronization and backup, GoodSync allows seamless and real-time file sync across desktops, mobiles, and cloud services directly, bypassing third-party servers. Ideal for both personal and professional needs.




Goodsync does not allow to sync any file to any cloud-service as FolderSync does.
Cant connect to other cloud services.


Free and open-source differential file synchronization software for Windows, macOS, and Linux. ByteSync securely compares and transfers only file differences — no VPN, no setup, just fast, encrypted, cross-platform sync and backup.

DirSync Pro is a small, but powerful utility for file and folder synchronization. Java JRE 1.7 or above is needed to run DirSync Pro.




Celeste is a GUI file synchronization client that can connect to almost any cloud provider you'd like. It provides a streamlined experience to back up your files, and integrates directly into your desktop system.

CryptSync is a small utility that synchronizes two folders while encrypting the contents in one folder. That means one of the two folders has all files unencrypted (the files you work with) and the other folder has all the files encrypted.




LuckyBackup is an application that backs-up and/or synchronizes any directories with the power of rsync.




Open-source, decentralized peer-to-peer service offering file synchronization, ensuring data privacy and encryption and user-autonomy without relying on cloud storage providers.

FolderSync is a stand alone app for Android that syncs to cloud services, GoodSync is its own ecosystem with servers, clients, etc.