How it works
Fix Spreadsheet analyzes your file, surfaces data-quality problems, and lets you download a report or apply safe fixes — with color highlights and a full audit trail in Excel.
Try it nowHow it works
No formulas to learn. Just upload, review, and download.
Upload
Drop your CSV or Excel file. We validate size and format before processing.
Review
Plain-language summary, column roles, and a before/after preview. Download a report with no changes, or confirm when ready.
Download
Get Excel with safe fixes applied, color highlights for manual review, plus Legend and Changes sheets.
Step by step
- 1
Upload & validate
Drop a CSV or Excel file. We check file type, size, and row count against your plan limits before analysis starts.
- 2
Analyze without changing anything
The engine scans for duplicates, whitespace, dates, emails, phones, empty rows, and more. Analysis is free — no cleaning credit used.
- 3
Review every issue category
Plain-language summary, column role confirmation, and per-issue counts. Adjust column types or keep name capitalization as-is before cleanup.
- 4
Preview or download a report
See a before/after sample in the dashboard. Download an Excel report with highlights and planned changes — nothing is edited until you apply fixes.
- 5
Download the clean file
Get CSV or Excel with safe fixes applied. Excel downloads include yellow, red, and blue highlights for manual review, a Legend sheet, and a Changes sheet listing every auto-fix.
Before and after
7 problems → 0 problems
No credit card to analyze
Ready to clean your first file?
Upload takes less than a minute. Analysis is free.