XLSX to XLTM Converter
Free online tool to convert XLSX to XLTM files quickly and securely. No installation required – start converting your files in just a few clicks!
Drag and drop your files here or click to upload.
0 files uploaded. 100 files remaining.
Maximum file size is 1GB
How It Works
How to Convert XLSX to XLTM
Click inside the file drop area to upload your XLSX file or drag & drop it.
Locate your XLSX file on your device—typically used for various purposes. Ensure the file is under 50MB to avoid upload issues. If the upload fails, check your internet connection or try compressing the file first.
Select XLTM as the output format and click the 'Convert' button.
Choose XLTM based on your needs—different formats suit different purposes, like JPEG for smaller file sizes. The conversion process typically takes a few seconds, depending on file size and server load.
Download the converted XLTM file instantly after conversion.
Once the conversion is complete, click the download link to save your XLTM file. You can then open it in software like a compatible viewer. If the file doesn’t download, ensure your browser allows pop-ups from RunConvert.
You can also send a link to the converted file via email. (Optional)
Enter an email address to receive a secure link to your converted file, which is useful for sharing with clients or accessing later. Links expire after 24 hours for security, and RunConvert ensures your data is protected during transmission.
Convert Your XLSX files to other formats
RunConvert.com can convert your XLSX files to these other formats:
Convert Your XLSX files to other formats
Convert Files to XLSX Format
RunConvert.com supports these converters to XLSX format:
Convert Files to XLSX Format
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Frequently Asked Questions
Here are some common questions and answers about xlsx and xltm file conversions asked by our users on RunConvert.com.
Frequently Asked Questions
Q: What’s the best format to convert XLSX to for sharing?
A: PDF is great for sharing spreadsheets. It’s universal and keeps your data intact. RunConvert.com makes the switch seamless.
Q: Does RunConvert.com support older XLSX versions?
A: You bet! RunConvert.com handles most XLSX versions, even older ones. It’s like playing a classic song on a modern stereo—works perfectly.
Q: Why does my converted XLTM look different?
A: Some macro-driven elements might not translate. It’s like copying a painting with different brushes. RunConvert.com does its best, but simplifying helps.
Q: Can I convert XLTM files on any device?
A: Absolutely! RunConvert.com is web-based, so it works on any device—phone, tablet, or computer. It’s like having a portable converter.
Q: What’s the most universal spreadsheet format?
A: CSV, hands down. It’s readable by almost every spreadsheet program, script, and database. It’s the Swiss Army knife of spreadsheet formats.
Q: What’s the best format for importing data into databases?
A: Usually CSV. It’s clean, lightweight, and plays nice with MySQL, PostgreSQL, and pretty much every database on the block.
Q: What’s the difference between XLS and XLSX?
A: Good question! XLS is the older Excel format, while XLSX is newer, smaller, and more efficient. It’s kind of like upgrading from a flip phone to a smartphone.
Q: How can I keep my spreadsheet formulas when converting?
A: Stick to spreadsheet-to-spreadsheet formats like XLSX to ODS or vice versa. Formats like CSV or PDF won’t keep formulas—they just show the values.
Q: Why do some numbers change when I open a converted file?
A: Sometimes Excel auto-formats things weirdly—like turning long numbers into scientific notation. Try formatting cells as text before converting.
Q: Can I convert spreadsheets without internet access?
A: Not with RunConvert—it’s a web-based tool. But if you need offline options, software like LibreOffice or Excel can do basic conversions.
What is XLSX (Excel Spreadsheet)?
XLSX (Excel Spreadsheet) is a file format used by Microsoft Excel to store spreadsheets. It is a more modern and efficient version of the older XLS format and is based on XML (Extensible Markup Language).
XLSX files can store multiple sheets, data tables, charts, graphs, and more complex data structures. This format is widely used for organizing, analyzing, and visualizing data.
How to open XLSX?
XLSX files can be opened using spreadsheet programs like Microsoft Excel, Google Sheets, LibreOffice Calc, and Apple Numbers. These applications fully support the features of XLSX files, such as multiple sheets, formulas, and charts.
To open XLSX files in Excel or Google Sheets, simply double-click the file or import it directly into the application.
XLSX is Developed by: Microsoft
XLSX was Released on: 2007
Useful Links for XLSX:
How to convert XLSX?
You can convert XLSX files to other formats, such as CSV, PDF, or JSON, using online file converters. Upload the XLSX file and choose the desired output format.
Many spreadsheet applications like Excel also allow saving XLSX files in other formats, enabling cross-platform compatibility.
What is XLTm (Excel Template Macro)?
XLTm (Excel Template Macro) is a file format used for creating Excel templates that contain macros. Macros are sequences of instructions that can automate repetitive tasks in Excel, enhancing productivity.
XLTm files are used when you want to create a reusable template that includes automated functions or workflows. These templates can be used to perform actions such as data validation, complex calculations, or formatting adjustments.
How to open XLTm?
XLTm files can be opened using Microsoft Excel, which supports the format and allows users to run the macros embedded within the template. Simply double-click the file, and Excel will open it as a template.
To open XLTm files, ensure macros are enabled in Excel for the file to execute its automated functions properly.
XLTM is Developed by: Microsoft
XLTM was Released on: 2007
Useful Links for XLTM:
How to convert XLTm?
You can convert XLTm files to other formats, such as XLSX, CSV, or PDF, using Excel's 'Save As' option or online file converters. Simply open the file in Excel and choose the desired output format.
If you want to retain the macros while converting, ensure the target format (like XLTm or XLSM) supports macros to preserve the functionality.
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