Is it free to convert between XLS and TSV?

Yes, Convert999 is 100% free. All conversions happen locally in your browser with no file size limits, no registration, and no watermarks.

.xls

.tsv

XLS vs TSV

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

Format Overview

XLS

Microsoft Excel 97-2003

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

.xlsspreadsheet

TSV

Tab-Separated Values

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

.tsvspreadsheet

XLS vs TSV: Feature Comparison

Feature	XLS	TSV
Full Name	Microsoft Excel 97-2003	Tab-Separated Values
File Extension	.xls	.tsv
Category	spreadsheet	spreadsheet
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use XLS vs TSV

Use XLS when you need:

•Files in Microsoft Excel 97-2003 format for maximum compatibility
•Industry-standard spreadsheet format support
•Wide software and platform compatibility

Use TSV when you need:

•Files in Tab-Separated Values format for specific workflows
•Optimized spreadsheet format features
•Modern format advantages and smaller file sizes

Convert Between Them

XLS TSV TSV XLS

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Frequently Asked Questions

What is the difference between XLS and TSV?

XLS (Microsoft Excel 97-2003) and TSV (Tab-Separated Values) are both spreadsheet file formats. XLS files use the .xls extension while TSV uses .tsv. They differ in compression, quality, compatibility, and intended use cases.

Can I convert XLS to TSV for free?

Yes! Convert999 lets you convert XLS to TSV 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, XLS or TSV?

It depends on your use case. XLS (Microsoft Excel 97-2003) may be better for certain workflows, while TSV (Tab-Separated Values) 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.

XLS Converter

Convert from XLS

TSV Converter

Convert from TSV

File Tools

Compress, resize, merge

Convert to XLS

All sources → XLS

Convert to TSV

All sources → TSV

Format Statistics

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Feature

XLS

TSV

Full Name