Croc is a free and open-source command line tool that enables computers to easily and securely transfer files and folders using code phrases. Learn how to install and use croc in this tutorial. 

There are lots of ways to transfer files between two or more computers. Today, we will discuss about yet another utility named Croc. This tutorial we’ll show you how to install Croc and how to use it to transfer files between computers.

Croc is a file transfer system that sends files securely using end-to-end encryption, via a file transfer relay. If you are curious about the name, it is inspired by the fable of the frog and the crocodile. The Croc key advantages are speed, security, and simplicity, all-in-one. Transferring data using Croc is faster, because it acts as a relay server between the systems. It creates a full-duplex real-time communication layer between the two computers, so the “uploading” and “downloading” tasks occur simultaneously between those computers.