Convert XLSX to TSV Online Free
Extract data from Excel spreadsheets into tab-separated format. No Microsoft Office required. Perfect for Unix command-line tools, database imports, and quick data pasting.
By ChangeThisFile Team · Last updated: March 2026
To convert XLSX to TSV, drop your Excel file onto the ChangeThisFile converter. The first sheet is parsed using SheetJS and converted to tab-separated values. No Excel installation needed, and your spreadsheet data never leaves your device. Free and instant.
Convert XLSX to TSV
Drop your XLSX file here to convert it instantly
Drag & drop your .xlsx file here, or click to browse
Convert to TSV instantly
XLSX vs TSV: Format Comparison
Key differences between the two formats
| Feature | XLSX (Excel Spreadsheet) | TSV |
|---|---|---|
| File structure | Binary ZIP archive with XML inside | Plain text with tab-separated values |
| Multiple sheets | Supported (workbook with tabs) | Single table only |
| Formulas | Cell references and calculations | Not supported (values only) |
| Formatting | Fonts, colors, borders, conditional formatting | None (plain text) |
| File size | Larger due to formatting metadata | Minimal, just raw data |
| Spreadsheet paste | Requires Excel or compatible app | Paste directly into any spreadsheet |
| Command-line tools | Requires special parsers | Native with awk, cut, sort, grep |
When to Convert
Common scenarios where this conversion is useful
Processing Excel data with Unix tools
Convert Excel spreadsheets to TSV for processing with awk, cut, sort, grep, and other command-line tools that handle tab-delimited data natively.
Database bulk loading
Most databases support TSV for COPY or LOAD DATA commands. Convert Excel reports to TSV for fast bulk inserts into PostgreSQL, MySQL, or SQLite.
Sharing data without Excel dependency
Not everyone has Microsoft Excel. TSV files open in any text editor and paste perfectly into any spreadsheet application.
Data pipeline input
Many ETL tools and data pipelines accept TSV as input. Convert Excel deliverables to TSV for automated data processing workflows.
Who Uses This Conversion
Tailored guidance for different workflows
Office Workers
- Convert XLSX documents to TSV for sharing with colleagues who use different software
- Transform XLSX reports to TSV for archiving or distribution to external stakeholders
Students
- Convert XLSX lecture notes to TSV for submitting assignments in the required format
- Transform XLSX study materials to TSV for reading on tablets or e-readers
Professionals
- Convert XLSX contracts or proposals to TSV for secure, read-only distribution to clients
- Transform XLSX templates to TSV for use across different office suites and platforms
How to Convert XLSX to TSV
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1
Upload your Excel file
Drag and drop your .xlsx file onto the converter, or click to browse. Multi-sheet workbooks are supported (first sheet is converted).
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2
Automatic conversion
Your spreadsheet is parsed in the browser. Formulas are resolved to their computed values. Formatting is stripped, leaving only raw data separated by tabs.
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3
Download the TSV result
Click Download to save your .tsv file. You can also copy the output and paste it directly into another spreadsheet or text editor.
Frequently Asked Questions
The first (leftmost) sheet in your workbook is converted. Rearrange sheets in Excel before converting if you need a different sheet.
Formulas are resolved to their last computed values. The TSV contains calculated results, not formula expressions.
Excel dates are converted to their text representation. The format follows the format applied in the spreadsheet.
Merged cells are unmerged during conversion. The value appears in the top-left cell of the merge range, and remaining cells are empty.
Tab characters within cell values are replaced to prevent breaking the TSV column structure. This is rare in typical spreadsheet data.
No. Password-protected or encrypted Excel files cannot be read by the browser-based parser. Remove the password in Excel first.
No. The converter uses SheetJS to parse Excel files directly in the browser. No Excel or Office installation is required.
Yes. TSV is the native clipboard format for spreadsheets. Copy the output and paste into Google Sheets for automatic column alignment.
Yes. The converter handles files with hundreds of thousands of rows depending on your device's memory. Files up to 100MB work well on modern computers.
Yes. Your file is processed entirely in your browser. No data is sent to any server, making it safe for confidential spreadsheet data.
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Need to convert programmatically?
Use the ChangeThisFile API to convert XLSX to TSV in your app. No rate limits, up to 500MB files, simple REST endpoint.
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