XLSX to OTS Converter
Free online tool to convert XLSX to OTS 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 OTS
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 OTS as the output format and click the 'Convert' button.
Choose OTS 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 OTS file instantly after conversion.
Once the conversion is complete, click the download link to save your OTS 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 ots file conversions asked by our users on RunConvert.com.
Frequently Asked Questions
Q: Can I convert XLSX to PDF without losing quality?
A: You sure can! XLSX to PDF keeps your data and formatting sharp, perfect for reports. RunConvert.com ensures every detail stays crisp, like printing on premium paper.
Q: What’s an XLSX file, and why convert it?
A: XLSX is Excel’s standard spreadsheet format, widely used for data. Converting to PDF or ODS makes it shareable or compatible with other tools. RunConvert.com makes your data work everywhere.
Q: What’s an OTS file, and why convert it?
A: OTS is an OpenDocument Spreadsheet template, used for reusable designs in LibreOffice. Converting to XLTX or PDF makes it shareable or usable in Excel. RunConvert.com helps you adapt these templates.
Q: Can I convert OTS to XLTX for Excel?
A: You sure can! RunConvert.com converts OTS to XLTX, keeping your template structure intact. It’s like moving a recipe to a new cookbook.
Q: Do converted files work with Excel alternatives like LibreOffice?
A: Yes! Just make sure you pick a format LibreOffice supports—like CSV, XLSX, or ODS—and you’re good to go.
Q: Can I convert Excel to Numbers for Mac?
A: We don’t output Numbers format directly, but you can convert to CSV or XLSX and open it in Apple Numbers without a hitch.
Q: What spreadsheet formats does RunConvert support?
A: Lots! XLS, XLSX, CSV, ODS, TSV, PDF, and even HTML table formats. Basically, if it holds rows and columns—we can probably handle it.
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: Does RunConvert compress spreadsheet files?
A: We don’t compress them by default, but the resulting files are often smaller—especially if converting from XLS to XLSX or to CSV.
Q: Can I add a watermark to a spreadsheet before converting to PDF?
A: Not on RunConvert (yet!), but you can add it in Excel first—or use a PDF editor after converting.
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 OTS (OpenDocument Template Spreadsheet)?
OTS (OpenDocument Template Spreadsheet) is a file format used for creating templates in spreadsheet applications, such as LibreOffice Calc or OpenOffice Calc. It allows users to create predefined spreadsheet structures that can be reused and customized for various tasks.
OTS files store formatting, formulas, and other spreadsheet elements, but unlike regular spreadsheet files, they serve as templates that can be used to generate new documents with the same structure.
How to open OTS?
OTS files can be opened using spreadsheet programs that support the OpenDocument format, such as LibreOffice Calc or OpenOffice Calc.
To open an OTS file, simply double-click the file or open it from within the spreadsheet application. Once opened, you can create new documents based on the template.
OTS is Developed by: OASIS (Organization for the Advancement of Structured Information Standards)
OTS was Released on: 2005
Useful Links for OTS:
How to convert OTS?
You can convert OTS files to other formats, such as XLSX, CSV, or PDF, using spreadsheet applications like LibreOffice Calc or online file converters.
To convert an OTS file, open it in LibreOffice Calc or another supported application and then save it in your desired format. Many online tools also offer easy conversion from OTS to other popular formats.
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