To get the paid PuTTY on your Mac, you will need to have Command-line Tools, X-CODE or MacPorts, and the installation could be a little complicated for inexperienced users. It is originally designed for Windows system, but later ported to other systems, including macOS. How to Correctly Uninstall and Remove PuTTY on MacĪbout the app: PuTTY is an open source SSH client that allows users to connect to a remote server and transfer files over the network.