Convert XLS to ODS Free — Online & Instant

Convert XLS to ODS — Free Online

Fast, secure, no software needed.

📁 Drag & drop your file here

or click to browse • Max 100MB

✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install

How to Convert XLS to ODS

Converting .xls files to .ods is fast and simple with OpenAnyFile. XLS is a spreadsheet format: XLS is the legacy Microsoft Excel binary format. ODS is a spreadsheet format: ODS is the open document spreadsheet format.

Upload your .xls file to OpenAnyFile
Select ODS (.ods) as the target format
Click "Convert" and wait for processing
Download your converted .ods file

Why Convert XLS to ODS?

There are several reasons to convert from .xls to .ods:

Compatibility: .ods may be more widely supported by software and devices
File size: Converting between formats can reduce file size for easier sharing
Editing: ODS may offer better editing capabilities for your workflow
Sharing: Recipients may prefer .ods files for their daily use

About XLS Format

XLS is the legacy Microsoft Excel binary format. Category: Spreadsheet. Extension: .xls. Created by: Microsoft.

About ODS Format

ODS is the open document spreadsheet format. Category: Spreadsheet. Extension: .ods. Created by: OASIS.

Frequently Asked Questions

How do I convert .xls to .ods?

Upload your .xls file to OpenAnyFile, select ODS as the target, and download the converted file.

Is XLS to ODS conversion free?

OpenAnyFile offers free file analysis. Conversion may require a one-time payment depending on the file.

Will I lose quality converting .xls to .ods?

OpenAnyFile preserves maximum quality during conversion. Some format-specific features may not transfer between different file types.

Can I convert .ods back to .xls?

Yes, you can convert .ods to .xls using OpenAnyFile as well.