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HomeTSV vs XLS
.tsv
.xls

TSV vs XLS

Compare Tab-Separated Values and Microsoft Excel 97-2003 formats — understand the key differences and when to use each

Format Overview

TSV

Tab-Separated Values

Tab-Separated Values (.tsv) is a spreadsheet file format.

.tsvspreadsheet

XLS

Microsoft Excel 97-2003

Microsoft Excel 97-2003 (.xls) is a spreadsheet file format.

.xlsspreadsheet

TSV vs XLS: Feature Comparison

FeatureTSVXLS
Full NameTab-Separated ValuesMicrosoft Excel 97-2003
File Extension.tsv.xls
Categoryspreadsheetspreadsheet
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use TSV vs XLS

Use TSV when you need:

  • •Files in Tab-Separated Values format for maximum compatibility
  • •Industry-standard spreadsheet format support
  • •Wide software and platform compatibility

Use XLS when you need:

  • •Files in Microsoft Excel 97-2003 format for specific workflows
  • •Optimized spreadsheet format features
  • •Modern format advantages and smaller file sizes

Convert Between Them

TSV XLSXLS TSV
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Learn More About These Formats

TSV Converter XLS Converter

Frequently Asked Questions

What is the difference between TSV and XLS?
TSV (Tab-Separated Values) and XLS (Microsoft Excel 97-2003) are both spreadsheet file formats. TSV files use the .tsv extension while XLS uses .xls. They differ in compression, quality, compatibility, and intended use cases.
Can I convert TSV to XLS for free?
Yes! Convert999 lets you convert TSV to XLS completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.
Which is better, TSV or XLS?
It depends on your use case. TSV (Tab-Separated Values) may be better for certain workflows, while XLS (Microsoft Excel 97-2003) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.
Is it safe to convert files on Convert999?
Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

TSV Converter

Convert from TSV

XLS Converter

Convert from XLS

File Tools

Compress, resize, merge

Convert to TSV

All sources → TSV

Convert to XLS

All sources → XLS

Format Statistics

Trends & data 2025

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