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Spreadsheet Conversion

Convert XLSX to XLT Online — Free

Fast, free XLSX to XLT converter. No registration required.

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How to Convert

1

Upload your .xlsx file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .xlt file when it's ready.

What is XLSX?

XLSX is the modern Microsoft Excel format. It's the standard for spreadsheets containing data, formulas, charts, and pivot tables.

Format Details

Full Name
Microsoft Excel Spreadsheet
Extension
.xlsx

Key Features

  • Spreadsheet
  • Formulas
  • Charts
  • Data analysis

What is XLT?

XLT is the legacy Microsoft Excel binary template format from Excel 97-2003. It stores spreadsheet formatting, formulas, and macros as reusable templates for creating standardized workbooks.

Format Details

Full Name
Excel 97-2003 Template
Extension
.xlt

Key Features

  • Excel legacy
  • Binary format
  • Template
  • Macro support

XLSX vs XLT

FeatureXLSXXLT
Full NameMicrosoft Excel SpreadsheetExcel 97-2003 Template
Extension.xlsx.xlt
Best ForSpreadsheetExcel legacy

Frequently Asked Questions

Yes. You can convert up to 5 files per day completely free, with no watermark or registration required. Pro users get unlimited conversions and larger file sizes.
Most files convert in under 30 seconds. Larger files may take 1-3 minutes. Processing runs on our servers, so your device stays fast.
Our converter uses optimized settings to preserve quality. Default settings prioritize quality over file size. You can adjust settings for more control.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB with priority processing.
Yes. Our converter is browser-based and works on any device — iPhone, Android, tablet, or desktop. No app or software installation needed.

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