Medallia - Medallia enables companies to capture customer feedback, understand it in real-time, and take action to improve the customer experience (CX).
Dia - Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.
Gainsight - Customer Success for the New Enterprise
draw.io - Online diagramming application
Qualtrics Customer Experience - Qualtrics Customer Experience software makes it easy to monitor, respond & improve every key moment along the customer journey. Request a demo today!
yEd - yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.