Stonly - Create interactive step-by-step guides
Adobe Captivate - Adobe Captivate is a rapid responsive authoring tool that is used for creating elearning content...
UserGuiding - User onboarding made easy, for less. Create product walkthroughs in a couple of clicks, without breaking the bank.
iSpring Suite - A comprehensive yet easy-to-use authoring tool for creating professional online courses like a pro – even if you’re a complete beginner.
ScribeHow - Create step-by-step user guides, with a simple click
Articulate Storyline - Articulate Storyline is a program that allows you to create interactive courses of any kind with templates and a simple system. There is a free trial offered so that you can determine whether you want to use the program further or not.