Merge or Combine Excel Cells Online

Need to combine data from several cells? Merge them into one with your choice of separator. We also have a tool to unmerge cells and distribute the content.

Merge or Combine Excel Cells Online

Merge the contents of multiple cells into one with custom separators.

CSV Data Input

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Separator:

Result

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How the Excel Merge Cells Tool Works

Upload your CSV/Excel data or paste it directly. The tool combines all columns into a single merged column. Choose your separator: space, comma, dash, new line, or custom character.

Each row's values are concatenated with your chosen separator. Empty cells are skipped to avoid extra separators. The result is a clean, merged single-column output.

Download as CSV or copy to clipboard. Perfect for creating full names, addresses, or combined identifiers. All processing happens locally in your browser.

When You'd Actually Use This

Creating full names

Combine first, middle, last name columns. Single column for display or export. Essential for mailing lists and reports.

Building complete addresses

Merge street, city, state, zip into one field. Single-line addresses for labels. Simplified shipping data.

Creating unique identifiers

Combine multiple fields for unique keys. Department + EmployeeID. Prefix + Number. Custom ID generation.

Preparing data for import

Target system needs combined fields. Merge before import. Match the required format exactly.

Generating display names

Combine name + title, product + model. User-friendly display values. Better readability in reports.

Creating searchable text

Merge multiple fields for full-text search. All data in one searchable column. Improved search functionality.

What to Know Before Using

All columns are merged together.The tool combines every column in each row. Can't select specific columns. Pre-process if you need selective merging.

Empty cells are skipped.No extra separators for blank values. "John" + "" + "Doe" becomes "John Doe", not "John Doe". Clean output.

Output is single column.All data goes into one "Merged" column. Original structure is lost. Keep original file as backup.

New line separator creates multi-line cells.In Excel, enable text wrapping to see all lines. Useful for formatted addresses. May need cell formatting adjustment.

Pro tip: In Excel, use CONCATENATE or & operator for selective merging. =A2&" "&B2 gives more control. This tool is for merging all columns quickly.

Common Questions

Can I merge only specific columns?

This tool merges all columns. For selective merging, delete unwanted columns first or use Excel formulas after export.

What separator should I use?

Space for names. Comma for lists. New line for addresses. Dash for codes. Choose based on your output needs.

Can I unmerge the data later?

Not automatically. Keep your original file. Or use Text to Columns in Excel if you used a consistent separator.

How are numbers handled?

Numbers are converted to text. 123 becomes "123". Merged as text strings. No mathematical operations after merging.

What about dates?

Dates become text strings. Format depends on your CSV. May need reformatting in Excel after merging.

Can I add custom text between values?

Use the custom separator option. Enter any text as separator. Limited to one separator for all columns.

Is my data secure?

Yes, processing happens entirely in your browser. No data is uploaded to servers. Safe for sensitive information.

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Merge or Combine Excel Cells Online