XLSX to XLS Converter

Convert XLSX to XLS 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 XLSX to XLS?

  1. Click the “Choose Files” button to select your XLSX files.
  2. Click the “Convert to XLS” button to start the conversion.
  3. When the status change to “Done” click the “Download XLS” button

Easy to Use

Simply upload your XLSX files and click the convert button. You can also batch convert XLSX to XLS format. There is no software to install, it works on any web browser. Plus, no annoying registration requirements!

Best Quality

Our tool uses Microsoft Office software to render and convert your files in the highest quality. We preserve your original file layout during the conversion process so that your output file looks the same as the input file.

Free & Secure

Our XLSX to XLS 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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