Intro.js
6.0#22 in onboarding bots$9.99 one-timeWeb
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Intro.js suits developers adding guided onboarding tours or contextual hints to web products. Its free use is limited to open-source, personal, and non-commercial sites.
Whatfix suits organizations seeking in-app guidance and adoption analytics across web, desktop, mobile, or virtual desktop environments. Its self-hosted option may suit organizations considering that deployment model, with some feature availability limits to note.