File syncing apps have plenty of uses, and the apps covered here work well for most needs.

Access Your Synced Files Anywhere: Dropbox

Thirty days of undo history.

Files are encrypted on the Dropbox website.

Dropbox in Windows 8

Accessible via website or app.

Free account includes 2 GB of storage.

Data must be stored online before syncing to other devices.

The GoodSync file syncing app

Paid plans are costly.

Dropbox is one of the most popularcloud storageservices for a good reason.

Dropbox is free for the first 2 GB of data.

SyncBackPro in Windows 10

Each gadget can browse files on the other connected devices.

Also works as a one-way sync,backup service.

Can get confusing with all the available configs.

Resilio Sync in Windows 8

Business versions are high-priced.

Free version has several restrictions.

Tons of options can be customized, and it works seamlessly between desktop and mobile devices.

FreeFileSync on Unix

Like most file sync apps, GoodSync keeps two folders in sync with each other.

If you don’t use an online service, GoodSync works like aP2P file syncprogramno data is stored online.

You canbuy GoodSyncto get more features beyond the free version.

Lots of advanced customizations.

Can be used to back up, sync, or mirror files and folders.

SyncBack Touch is required if you want to sync to another computer on your data pipe.

Not available for iOS devices.

SyncBack is a syncing tool that you install on computers you want to back up and synchronize.

SyncBack doesn’t work with iOS.

you might also sync your files to an online account like Dropbox orGoogle Drive.

To sync to another computer that’s not in your web link, you have to buySyncBack Touch.

P2P Sync Any Folder With Any Other Computer: Resilio Sync

Your files are not stored online.

You choose which folders to sync.

Each folder can have its own permissions: read-only or read and write.

No user account is needed; data is synced by special links or codes.

Can’t access your files from a web internet tool because they aren’t stored online.

Resilio is promoting its Connect software more than Sync.

Resilio Sync (previously called BitTorrent Sync) is a peer-to-peer synchronization program.

For example, select your iTunes folder to share your music between your different computers.

From there, any changes you make are reflected back to the other computer’s original folder.

Development may have slowed down with the 2020 release.

Resilio is promoting its Connect product heavily.

Best Free Open Source system: FreeFileSync

It’s free and cross-platform.

Real-time sync monitors two folders constantly for changes.

Works with MTP, FTP, Google Drive, and more.

Fans of open source software will welcome FreeFileSync.

FreeFileSync is useful for individuals and businesses for comparing multiple folders and synchronizing folders.

It provides a robust backup solution.