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Document conversion

Convert DOCX to XLSX

Convert your .docx files to .xlsx format online for free. No software to install. Fast, secure, and easy.

Convert DOCX to XLSX now

Free — 3 conversions per day

How to convert DOCX to XLSX

1

Upload

Drag and drop your .docx file or click to browse.

2

Choose format

Select XLSX as your output format.

3

Download

Click Convert and download your .xlsx file.

Why convert DOCX to XLSX?

Converting from DOCX (Office Open XML Document) to XLSX (Office Open XML Spreadsheet) helps you work with your content in a different application or workflow. DOCX and XLSX serve different purposes, and converting between them bridges the gap.

DOCX vs XLSX: technical comparison

DOCX (Office Open XML Document, introduced in 2007) uses ZIP (containing XML parts) compression. XLSX (Office Open XML Spreadsheet, introduced in 2007) uses ZIP (containing XML parts) compression. DOCX browser support: None (requires office application or online viewer). XLSX browser support: None (requires office application or online viewer).

What happens to quality?

The quality impact depends on the specific settings used during conversion. XLSX uses compression that may affect quality depending on the chosen settings.

File size impact

Typical DOCX file size: A 20-page report with images: ~500 KB - 5 MB. Typical XLSX file size: A 10,000-row spreadsheet with formulas: ~500 KB - 2 MB.

Common use cases

  • Converting DOCX files to XLSX for compatibility with specific applications or workflows
  • Converting DOCX files to XLSX for compatibility with specific applications or workflows
  • Converting DOCX files to XLSX for compatibility with specific applications or workflows
Pro tip

For the best conversion results, always start from the highest quality source file available. Converting from a previously compressed file compounds any existing compression artifacts. When in doubt, use higher quality settings — you can always re-convert at lower quality later, but you cannot recover quality that has been lost.

Why use SquishConvert for DOCX to XLSX?

100% Free

Convert DOCX to XLSX with 3 free conversions per day. No hidden fees.

Quick & easy

Create a free account in 10 seconds and start converting immediately. No credit card required.

Fast & secure

Files are encrypted during transfer, processed on secure servers, and deleted immediately after conversion.

Works everywhere

Convert files from any device — desktop, tablet, or phone. No software to install, works in any modern browser.

358+ conversions

SquishConvert supports over 358 file conversion combinations across images, documents, audio, and video.

High quality output

Your converted .xlsx file maintains the best possible quality. No unnecessary compression or quality loss.

Frequently asked questions

Is it free to convert DOCX to XLSX?

You get 3 free conversions per day. Upgrade to Pro for unlimited conversions.

How long does it take to convert DOCX to XLSX?

Most files convert in under 10 seconds. Larger files may take a bit longer depending on size.

Is my DOCX file safe when converting?

Yes. Files are encrypted during transfer, processed on secure servers, and deleted immediately after conversion. We never store your files.

Can I convert multiple DOCX files to XLSX at once?

Currently, SquishConvert converts one file at a time. Batch conversion is coming soon — stay tuned!

What is the maximum file size for DOCX to XLSX?

Free users can convert files up to 10 MB. Pro users can convert files up to 500 MB.

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