Compare Excel

Choose File A (Baseline)

Drag & drop or click to browse

Supports .xlsx, .xls, .csv

filename.xlsx (0 KB)

Choose File B (Comparison)

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Supports .xlsx, .xls, .csv

filename.xlsx (0 KB)

Comparison Settings

Ignore Rules

Ignore Empty Rows Ignore Case Sensitivity Ignore Whitespaces Ignore Date Formatting

No files are ever uploaded to a server. All computation happens locally in your browser.
Ideal for confidential financial worksheets, GST ledgers, and secure client databases.
A Web Worker handles processing in the background, keeping large sheets fluid.

Comparing spreadsheets...

Initializing background thread...

Sheets Compared

Total common worksheets compared

Matched Sheets

Sheets with identical values

Sheets with Diffs

Sheets containing value/structure changes

Missing Sheets

Sheets missing in Comparison File B

Additional Sheets

Sheets added in Comparison File B

Cell Mismatches

Total mismatched cell values

Comparison Time

Time taken to compare sheets

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Review baseline and comparison sheets side-by-side. Scrolling is synchronized.

Sync Scrolling Show Diffs Only

Baseline File A fileA_baseline.xlsx

Comparison File B fileB_comparison.xlsx