To convert ots documents online :

  1. Upload your ots file.
  2. Select your target format from conversion list.
  3. Enter a valid email address to get notified when the file is converted.

  • Drag & Drop file here


  • Convert to:

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  • You are almost done!

OTS file extension

Online Document Converter

What is OTS and how you can convert OTS file?

Our Free online document converter allow you to convert your document OTS ( OpenDocument Spreadsheet Template ) format. Upload your OTS file and then select the format type you want to convert to, after the conversion is completed you can download the converted document file instantly or by email.

OTS Extension

OTS file definition

OTS (Open document Template Spreadsheet) is a file extension that is used to generate spreadsheet template files. OTS is an XML based format and was developed by Calc software in StarOffice. It can include text, graphics, spreadsheets, tables, and charts. Convert your OTS files with Filezigzag.

Technical details for OTS file

OTS creates spreadsheets and stores them in OASIS format. It also allows users to generate many .ods spreadsheet files using same format and style. OTS files can be edited and opened through a different application that has similar standards to OpenDocument format.

File extension


Developed by:

Sun Microsystems, Inc.



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