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File converter / Documents / Convert to OTS / XLSX converter / OTS to XLSX

Convert OTS to XLSX

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

How to convert ots to xlsx?

How to convert xlsx to ots?
Step 1
Upload ots-file
Select file, which you want to convert from your computer, Google Drive, Dropbox or drag and drop it on the page
Step 2
Select «to xlsx»
Select xlsx or any other format, which you want to convert (more 200 supported formats)
Step 3
Download your xlsx file
Wait till your file will be converted and click download xlsx -file

Online and free ots to xlsx converter

Fast and easy
Just drop your ots files on the page to convert xlsx 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 ots files instantly and converted xlsx 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 ots to xlsx conversions make in the cloud and don't use any resources of your computer.

ots

File extension .ots
File category documents
Main program OpenOffice Calc
Developer Sun Microsystems
MIME type
application/vnd.oasis.opendocument.spreadsheet-template

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