XLSX Converter

Convert to XLSX format online, for free.



Choose Files
  • From Device
  • From Dropbox
  • From Google Drive
  • From OneDrive
  • From Url
Max file size 1GB. Upgrade for more Sign Up for more

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Document Options
Password to open the source file (Maximum 255 characters).


How to Convert to XLSX?

  1. Click the “Choose Files” button to select your files.
  2. Convert to XLSX by clicking the "Convert" button
  3. Once the conversion finishes, click the "Download XLSX" button to save the file.

Convert Any File

FreeConvert supports 500+ file formats. Simply upload your files and convert them to XLSX format. Alternatively, you can upload XLSX files and convert them to a different format. All from the convenience of one tool!

Best Quality

We use both open source and custom software to make sure our conversions are of the highest quality. In most cases, you can fine-tune conversion parameters using “Advanced Settings” (optional).

Free & Secure

Our XLSX converter is free and works on any web browser. We guarantee file security and privacy. Files are protected with 256-bit SSL encryption and automatically delete after a few hours.



Your Data, Our Priority

At FreeConvert, we go beyond just converting files—we protect them. Our robust security framework ensures that your data is always safe, whether you're converting an image, video, or document. With advanced encryption, secure data centers, and vigilant monitoring, we've covered every aspect of your data's safety.

Learn more about our commitment to security
  • SSL/TLS Encryption SSL/TLS
    Encryption
  • Secured Data Centers Secured Data
    Centers
  • Access Control and Authentication Access Control and
    Authentication

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