Convert DOCX to XLSX Online — Free & Fast | AnyConv

DOCX to XLSX Converter

Quickly convert multiple docx files to xlsx — free & online.

Drag & drop your files here or click to upload

How to convert DOCX to XLSX online

Follow these simple steps to convert docx files to xlsx using AnyConv. It works on all devices — Windows, Mac, Linux, iPhone, Android.

Upload your DOCX file

Drag & drop your file into the upload area. You can also click to select it manually. Max file size: 100 MB.

Start converting

Hit the “Convert” button to turn your DOCX into XLSX. The process usually takes just a few seconds.

Download your XLSX

Once ready, download your converted file instantly. The download link is private and only works on your device.

What is a DOCX file?

DOCX is the modern default format for Microsoft Word documents. Introduced with Word 2007, it is based on the Office Open XML (OOXML) standard and offers better compression and data recovery than the older DOC format.

DOCX files store text, images, tables, charts, and formatting as a collection of zipped XML files. The format is supported by most modern word processors, including open-source alternatives like LibreOffice and Google Docs.

How to open DOCX files

DOCX files can be opened in Microsoft Word, Google Docs, LibreOffice, and other modern text editors. It is the most widely supported word processing format today.

Use AnyConv to convert DOCX files to PDF, TXT, RTF, or older formats like DOC as needed.

Key facts about DOCX

  • Full name: Microsoft Word Open XML Document
  • Extension: .docx
  • MIME type: application/vnd.openxmlformats-officedocument.wordprocessingml.document
  • Developed by: Microsoft
  • Initial release: 2007

Useful links and resources

What is a XLSX file?

XLSX is the default spreadsheet format used by Microsoft Excel since Office 2007. It is based on the Open XML standard and stores data in cells organized by rows and columns.

XLSX files support formulas, charts, formatting, and large data sets. They are widely used for financial modeling, data analysis, and record keeping across industries.

How to open XLSX files

XLSX files can be opened with Microsoft Excel, Google Sheets, LibreOffice Calc, and many other spreadsheet applications. They are the standard format for spreadsheets today.

You can convert XLSX to PDF, CSV, or XLS using AnyConv or via built-in export options in Excel and other tools.

Key facts about XLSX

  • Full name: Microsoft Excel Open XML Spreadsheet
  • Extension: .xlsx
  • MIME type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
  • Developed by: Microsoft
  • Initial release: 2007

Useful links and resources

❓ Frequently Asked Questions

Answers to common questions about converting DOCX to XLSX
  • Do I need to register to convert DOCX files?
    Not at all! You can convert DOCX to XLSX without signing up or installing anything.
  • Is it safe to convert DOCX to XLSX on AnyConv?
    Absolutely. All DOCX and XLSX files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
  • Will the quality change after converting DOCX to XLSX?
    We do our best to preserve the original quality during DOCX to XLSX conversion. The result is accurate and clean.
  • How long does it take to convert DOCX to XLSX?
    Most conversions from DOCX to XLSX take just a few seconds — even for larger files.
  • Can I upload more than one DOCX file?
    Yes, batch conversion is supported. You can convert multiple DOCX files to XLSX at once — fast and easy.
  • What browsers support DOCX to XLSX conversion?
    All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting DOCX to XLSX on any platform.
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