Rymdport (formerly wormhole-gui) is a cross-platform application that lets you easily and safely share files, folders, and text between devices. The data is sent securely with end-to-end encryption using the same protocol as Magic Wormhole.



The best Large File Transfer alternative to Syncthing is Rymdport, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Syncthing and 11 are Large File Transfer Services so hopefully you can find a suitable replacement. Other interesting Large File Transfer Service alternatives to Syncthing are Zaclys ownCloud provider, Arc File Sharing by Quadren, ByteSync and Binfer.
Rymdport (formerly wormhole-gui) is a cross-platform application that lets you easily and safely share files, folders, and text between devices. The data is sent securely with end-to-end encryption using the same protocol as Magic Wormhole.



Zaclys provides easy and secure cloud online storage and synchronization based on the ownCloud free and open-source solution.

Arc is a seamless, secure and cross-platform file sharing service by Quadren. Arc aims to recreate the magic of Airdrop between your own devices, but without the platform limitations. Arc works perfectly between your phone, laptop and desktop.




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.

Binfer is a direct device-to-device data transfer platform that includes file sharing, sync, web drop, communication and private cloud products. User data is never stored on any third-party servers.




Send files from one device to another by scanning a QR code. No compression, No size limit, Secure and Fast! Like AirDrop, but works on any device, OS or platform!




Transmitic is an encrypted, peer to peer, file transfer program with download pause and resume.

The easiest way to share files across Android, iPhone, PC, Mac, and more – no downloads or installs required. Send photos, videos, and documents instantly. Simply upload your files and share the QR code to start transferring.




FileAgo is a easy and highly secure self-hosted file storage and collaboration platform for companies and teams. Compared to other solutions, FileAgo is an attempt to tackle the collaboration part in a slightly different matter.




Welcome to Airclap, where file transfers are a joy, and time is never wasted. With no internet needed, seamless cross-platform compatibility, and blazing-fast speeds, Airclap revolutionizes how you share files.




TransferNow is a sharing service to transfer large files from point A to point B. With it you can send all types of large documents of up to 5 GB (photos, videos, audio, documents...) to your friends, co-workers, or family.


