Free spreadsheet health check
Check an Excel workbook for hidden risks
Scan an Excel workbook for formula errors, volatile functions, external links, hidden sheets, inconsistent formulas and structural complexity. The entire check runs privately in your browser.
- No signup or file upload
- Plain-English risk report
- Downloadable results
Private browser processing
Your workbook never leaves this device. No file is uploaded, stored or sent to our server.
This free workbook audit is an automated structural check, not an assurance that calculations or business decisions are correct. Keep an untouched backup of every workbook.