File converter / Documents / Convert to WKS / STC converter / WKS to STC

Convert WKS to STC

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

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

How to convert wks to stc?

Step 1

Upload wks-file

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

Convert wks to stc

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

Download your stc-file

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

Online and free wks to stc converter

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


File extension .wks
File category documents
Developer IBM
MIME type


File extension .stc
File category documents
Main program OpenOffice Calc
Developer Sun Microsystems
MIME type


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