Convert XLS to XLSM Free — Online & Instant
Convert XLS to XLSM — 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 XLSM
Converting .xls files to .xlsm is fast and simple with OpenAnyFile. XLS is a spreadsheet format: XLS is the legacy Microsoft Excel binary format. XLSM is a document format: Excel Macro-Enabled Workbook
- Upload your .xls file to OpenAnyFile
- Select XLSM (.xlsm) as the target format
- Click "Convert" and wait for processing
- Download your converted .xlsm file
Why Convert XLS to XLSM?
There are several reasons to convert from .xls to .xlsm:
- Compatibility: .xlsm may be more widely supported by software and devices
- File size: Converting between formats can reduce file size for easier sharing
- Editing: XLSM may offer better editing capabilities for your workflow
- Sharing: Recipients may prefer .xlsm files for their daily use
About XLS Format
XLS is the legacy Microsoft Excel binary format. Category: Spreadsheet. Extension: .xls. Created by: Microsoft.
About XLSM Format
Excel Macro-Enabled Workbook Category: Document. Extension: .xlsm. Created by: Microsoft.
Frequently Asked Questions
How do I convert .xls to .xlsm?
Upload your .xls file to OpenAnyFile, select XLSM as the target, and download the converted file.
Is XLS to XLSM 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 .xlsm?
OpenAnyFile preserves maximum quality during conversion. Some format-specific features may not transfer between different file types.
Can I convert .xlsm back to .xls?
Yes, you can convert .xlsm to .xls using OpenAnyFile as well.