Free preview · Try E2

Check this workbook before I send it.

Run a useful pre-send check for duplicates, gaps, mixed types, formulas, outliers and suspicious columns.

A ‘Things worth checking’ Result Room with specific findings, counts and source columns — never a made-up health score.

Work taken off your plate

The repetitive pre-send scan across rows and columns, while leaving judgment about intentional exceptions to you.

Automatic preview

Give it something real.

Works in this browser tab. Your source is not uploaded to E2, and the preview expires after 30 minutes.

What this saves The repetitive pre-send scan across rows and columns, while leaving judgment about intentional exceptions to you.

01°   The hand-off

What you provide

  • CSV, Pasted table — One CSV, up to 20,000 rows and 80 columns.
  • A short note about the result you need and anything that must not change.

Accepted CSV, Pasted table  ·  One CSV, up to 20,000 rows and 80 columns.

02°   The result

What comes back

  • A ‘Things worth checking’ Result Room with specific findings, counts and source columns — never a made-up health score.
03°   The finish line

What counts as done

  • Every finding names an affected column or pattern.
  • Duplicates and missing values are counted.
  • Mixed types and outliers are checks, not automatic errors.
  • No arbitrary score is shown.

What's not included

Clear boundaries keep the outcome honest.

  • Repairing the workbook automatically
  • Evaluating business correctness
  • XLSX formulas or formatting in the free preview
A concrete example

What the result can look like

A CSV returns concrete checks: duplicate rows, an empty column, mixed date styles and amount outliers.

Your source stays in this browser tab.

The free preview does not upload your source to E2. Its Result Room is held in this tab for 30 minutes and is marked as automatic so you know what still deserves checking.

Only if it helps next

Hand over the proper version.

Quick hand-off Usually ready by the end of the next working day

Fix this workbook before I send it

E2 cleans the actual workbook, preserves what should not change and returns a send-ready file with a change record.

Work saved The final cleanup, consistency pass and confidence check before the workbook leaves your hands.

S$4.99 See the fixed deal

SKU check-workbook-before-sending · Page last reviewed 13 September 2026.