Drop in a spreadsheet and find out in about ten seconds. Duplicate rows, silent gaps, numbers stored as text, dates in three different formats — the things that quietly break every report built on top of them.
CSV, XLSX or XLS · up to about fifty thousand rows
No sign-up. No email. Close the tab and it is gone.
What you get back
Ordered by how much damage each one does to a report built on this file.
What each column holds, how complete it is, and how much variety it contains.
Distributions for the numeric columns, and the most common values for the categorical ones. Shape is usually where the surprises are.
A LUMYX data health audit does this against your real systems rather than one export, traces every problem back to where it starts, and tells you what it costs you to leave it alone. One week, fixed fee, and it credits in full against a build.