The number of unique users who use a product at least once in a month; many onboarding and analytics tools price on it.
MAU is both a product health metric and a common pricing unit for product adoption tools. Vendors define it slightly differently, for example counting any identified user who loads the product, or only users who trigger an event.
When a tool prices on MAUs, forecast your user numbers 12 to 24 months ahead and ask how overages are handled, because moving up a tier can change cost significantly.
A clear guide to Pendo pricing: what Pendo Free includes, how Base, Core and Ultimate differ, add-ons, how MAUs drive cost, total cost and how to negotiate.
Arjun Mehta · 5 min read 
Affordable onboarding tools for early-stage SaaS: Pendo Free, Product Fruits, UserGuiding, Userflow and Userpilot, with pricing, features, reviews and how to choose.
Arjun Mehta · 6 min read All 10 templates in one download: RFP, scoring sheet, business case, rollout plan, scorecard and more. Editable Word and Excel files.
