Cost / License
- Free
- Open Source (BSD-3-Clause)
Platforms
- Mac
- Windows
- Linux
- Online
- Self-Hosted
- Go (Programming Language)

Croc is described as 'Enables secure peer-to-peer file transfers across platforms with encrypted code phrase authentication, resuming interrupted transfers without external storage' and is a large file transfer service in the file sharing category. There are more than 100 alternatives to Croc for a variety of platforms, including Web-based, Windows, Mac, Android and Linux apps. The best Croc alternative is LocalSend, which is both free and Open Source. Other great apps like Croc are Syncthing, KDE Connect, OnionShare and Send.

Palmr. is an open-source file-sharing platform focused on privacy and security. It enables users to upload, manage, and share files with features like password protection, custom links, and access control without tracking or limitations.

QRServ takes any selected file on your device and makes it available through its own HTTP server at an unused port number. The selected file can then be downloaded via web browser on another device or software that allows file downloads over HTTP from QR codes.


LAN Share is a cross platform local area network file transfer application, built using Qt GUI framework. It can be used to transfer a whole folder, one or more files, large or small immediately without any additional configuration.


StormGB is a secure file transfer service up to 50GB. With password protection, file destruction, and encrypted transfers, your files are kept safe and private. No registration required, and storage time of up to 90 days for free.

Horizon Send is a secure file sharing service that uses XChaCha20 end-to-end zero-knowledge encryption to protect your files.

Sometimes sending a simple file from one device to another can be frustrating, especially devices between with different OS or between different devices, like phone to pc or mac to windows. You need to have same app on both devices or find a cloud drive to upload first and...


0up is a zero-knowledge, open-source, encrypted file sharing service. Files are encrypted browser-side before being uploaded. A shareable link contains the decryption key and is never sent to the server - keeping shared files secure.



Blindsend is an open source tool for private, end-to-end encrypted file exchange. It supports two use cases - sharing files and requesting files. Files uploaded to blindsend are encrypted using an end-to-end encrypted protocol, meaning neither blindsend nor any third party can...

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