Is it free to convert between XLSM and ODS?

Yes, Convert999 is 100% free. All conversions happen locally in your browser with no file size limits, no registration, and no watermarks.

.xlsm

.ods

XLSM vs ODS

Compare Excel Macro-Enabled and OpenDocument Spreadsheet formats — understand the key differences and when to use each

Format Overview

XLSM

Excel Macro-Enabled

Excel Macro-Enabled (.xlsm) is a spreadsheet file format.

.xlsmspreadsheet

ODS

OpenDocument Spreadsheet

OpenDocument Spreadsheet (.ods) is a spreadsheet file format.

.odsspreadsheet

XLSM vs ODS: Feature Comparison

Feature	XLSM	ODS
Full Name	Excel Macro-Enabled	OpenDocument Spreadsheet
File Extension	.xlsm	.ods
Category	spreadsheet	spreadsheet
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use XLSM vs ODS

Use XLSM when you need:

•Files in Excel Macro-Enabled format for maximum compatibility
•Industry-standard spreadsheet format support
•Wide software and platform compatibility

Use ODS when you need:

•Files in OpenDocument Spreadsheet format for specific workflows
•Optimized spreadsheet format features
•Modern format advantages and smaller file sizes

Convert Between Them

XLSM ODS ODS XLSM

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Learn More About These Formats

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Frequently Asked Questions

What is the difference between XLSM and ODS?

XLSM (Excel Macro-Enabled) and ODS (OpenDocument Spreadsheet) are both spreadsheet file formats. XLSM files use the .xlsm extension while ODS uses .ods. They differ in compression, quality, compatibility, and intended use cases.

Can I convert XLSM to ODS for free?

Yes! Convert999 lets you convert XLSM to ODS completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.

Which is better, XLSM or ODS?

It depends on your use case. XLSM (Excel Macro-Enabled) may be better for certain workflows, while ODS (OpenDocument Spreadsheet) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.

Is it safe to convert files on Convert999?

Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

XLSM Converter

Convert from XLSM

ODS Converter

Convert from ODS

File Tools

Compress, resize, merge

Convert to XLSM

All sources → XLSM

Convert to ODS

All sources → ODS

Format Statistics

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