Drop file here. 150 MB maximum file size.
An XLS file is a spreadsheet created by Microsoft Excel or another spreadsheet program, such as OpenOffice Calc or Apple Numbers. This contains one or more worksheets, which store and display the data as a table. They can also store mathematical functions, graphics, styles and formats.
An ODT file is a thematic file used by a data analysis and graphics application used by various scientists and engineers. It contains XML settings that customize the appearance of one or more dialogs that appear in Origine.
Access powerful and secure free online XLS tools to convert, view, edit, merge, split, and compare XLS files β all without installing any software. Our tools support the .XLS (Excel Spreadsheet) file extension and run smoothly in any modern browser.
Select a tool below to explore features and manage your XLS files directly from your device with ease.
Chose or drag & drop your XLS file, click Convert to ODT, and download the ODT file. No registration needed.
Yes, all uploads are encrypted. Your files are auto-deleted after 24 hours.
Yes, our converter retains layout, fonts, and images as accurately as possible.
Fileproinfo converter engine works fast. You can convert XLS to ODT in a few seconds to couple of minutes for large size files with complex structure.
FileProInfo support manay file formats that allow you to convert XLS to 100s of file formats, without any limit, registration and downloading, 100% free and online XLS converter.
All converters in this list are manually verified & 100% free and working properly, however you must use these apps according to their respective terms & conditions.
This tool and page updated at: 12-Apr-2025
About FileProInfo: FileProInfo is a trusted platform dedicated to file formats and software programs. We provide accurate technical details, easy-to-use navigation, and advanced search capabilities to help users explore, manage, and convert file types efficiently.
Listed file converters are from the wide range of online file converter.
These are the most polular file/document converters based on the user's review and usage on the FileProInfo.