# FreeFileSync.online

> Independent browser-based utilities for local file synchronization and folder merging. Not affiliated with or endorsed by the developers of the FreeFileSync desktop application.

Canonical origin: https://freefilesync.online

## Tools
- [Free Online File Sync](https://freefilesync.online/): Compare two folders; preview and approve update, mirror, or custom current-state operations.
- [Free Online Folder Merger](https://freefilesync.online/folder-merger/): Combine multiple sources; preserve or flatten structure; compare duplicates and resolve conflicts.

## Resources
- [Blog](https://freefilesync.online/blog/): Ten practical articles on synchronization and folder merging.
- [HTML Sitemap](https://freefilesync.online/html-sitemap/): Complete page directory.
- [XML Sitemap](https://freefilesync.online/sitemap.xml)
- [About](https://freefilesync.online/about/)
- [Contact](https://freefilesync.online/contact/)
- [Privacy](https://freefilesync.online/privacy-policy/)
- [Terms](https://freefilesync.online/terms/)
- [Disclaimer](https://freefilesync.online/disclaimer/)

## Local processing
Selected file contents and folder listings remain on the user's device. Tools require a secure context, compatible browser directory APIs, and explicit folder permission. Website resources load normally over HTTPS. No accounts, server file processing, historical synchronization database, or background operation after tab closure.