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File converter / Documents / Convert to XLSX / SXC converter / XLSX to SXC

Convert XLSX to SXC

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Choose file to convert to .sxc
or drag and drop file

You can convert XLSX file to SXC as well as to variety of other formats with free online converter.

How to convert xlsx to sxc?

How to convert sxc to xlsx?
Step 1

Upload xlsx-file

Select xlsx file, which you want to convert, from your computer, Google Drive, Dropbox or drag and drop it on the page.
Step 2

Convert xlsx to sxc

Select sxc or any other format, which you want to convert.
Step 3

Download your sxc-file

Wait till your conversion process will be completed and click download converted sxc file.

Online and free xlsx to sxc converter

Fast and easy
Just drop your xlsx files on the page to convert sxc or you can convert it to more than 250 different file formats without registration, giving an email or watermark.
Don't worry about security
We delete uploaded xlsx files instantly and converted sxc files after 24 hours. All files transfer with secured an advanced level of SSL encryption.
All in the cloud
You don't need to install any software. All xlsx to sxc conversions make in the cloud and don't use any resources of your computer.

Office Open XML Document

File extension .xlsx
File category documents
Description XLSX – is an e-book created with one of the versions of the Excel program older than 2007. Thus the data have the form of the tables consisting of columns and lines. Each table is divided into cells that have a unique address, which consists of numeric and alphabetic characters. Cells contain data, both manually entered, and information that was obtained as a result of calculations. The extension allows the use of images, diagrams and graphic information. XLSX files are formatted based on the Open XML standard, which allows you to compress data by the type of ZIP. The archive contains a file for the description of the table and individual files for each of its worksheets. The format makes it possible to develop and edit complex multi-sheet spreadsheets with a variety of formulas and data sources.
Technical details Using the XLSX extension helps to optimize the content of the file, the technology of managing and restoring information. The format significantly increases the capabilities of binary files of obsolete Excel program variants. All applications that display XML can work correctly with the XLSX extension. Due to the preservation of data in XML format, reliable data storage is provided. This allows you to transfer files over local networks seamlessly.
Programs
Microsoft Office
LibreOffice
Kingsoft Office
Google Docs
Main program Microsoft Office
Developer Microsoft
MIME type
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

sxc

File extension .sxc
File category documents
Main program OpenOffice Calc
Developer Sun Microsystems
MIME type
application/vnd.sun.xml.calc

FAQ

❓ How can I convert xlsx to sxc?
Firstly, select a xlsx file you want to convert or drag and drop it. Secondly, select sxc or any other format you want to convert your file to. Then click convert and wait until your file is converted
⏳ How long should I wait to convert xlsx to sxc?
Documents conversion usually takes a few seconds. You will convert xlsx to sxc very quickly.
🛡️ Is it secure to convert xlsx to sxc on OnlineConvertFree?
Sure! We delete your uploaded and converted files, so nobody has access to your information. All types of conversion on OnlineConvertFree (including xlsx to sxc) is 100% safe.
📱 Can I convert xlsx to sxc without software installation?
Absolutely! OnlineConvertFree doesn’t require installation. You can convert any files (including xlsx to sxc) online on your computer or mobile.