Free Tools
Put a number on it before the next budget meeting
All three do the same job from different angles: they turn "our data work is messy" into a figure your CFO can read. Nothing to install, nothing to sign up for.
Got a number and want a second opinion?
Bring whatever the tool gave you to a 30-minute working call. No slides. We check whether the figure holds up and what to do about the biggest slice of it.