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dotXLS

Solve Excel Problems Online

Clean, compare, calculate and transform spreadsheet data directly in your browser.

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Popular tools

Focused help for spreadsheet tasks

These tools are on the dotXLS roadmap. Preview their place while the processing engine is built.

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Excel Data Cleaner

Clean common spreadsheet problems directly in your browser.

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Compare Excel Columns

Find matches and differences between columns.

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Remove Duplicate Rows

Identify repeated records in tabular data.

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CSV to Excel

Prepare CSV data for an Excel workbook.

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Split Column

Separate combined values into useful columns.

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Merge Columns

Combine values with predictable formatting.

Work with your data

A clear path from input to result

Paste Data
Upload XLSX / CSV
Process
Preview Changes
Export Result
Tool categories

Start with the outcome you need

Clean Data

Remove inconsistencies and prepare tables for use.

Transform Data

Reshape text, columns and spreadsheet structure.

Calculate

Solve focused spreadsheet calculations.

Create

Generate formulas and useful spreadsheet outputs.

Convert

Move tabular data between practical formats.

Bring your spreadsheet problem to dotXLS.

dotXLS is being designed to solve focused spreadsheet tasks directly on the page, with clear controls and results you can inspect before export.

Designed with careful data handling in mind
Where practical, dotXLS tools are designed to process spreadsheet data directly in your browser. Each working tool will explain its processing behavior clearly.