STH File Type

- The quick facts

What are STH files and how to open them

Are you having problems opening a STH file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a STH file?

A .STH file is a Sisthema Personal System file. Through our analysis of STH files, we know that one use of the format is Sisthema Personal System. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open STH files

Important: Different programs may use files with the STH file extension for different purposes, so unless you are sure which format your STH file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 5 different STH openers which you will find listed below.

Last updated: September 27, 2014

Suggest another file format using extension STH

While we know of one file format using the .STH file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .STH file.

Various apps that use files with this extension

These apps are known to open certain types of STH files. Remember, different programs may use STH files for different purposes, so you may need to try out a few of them to be able to open your specific file.

KG-Chart LE for Cross StitchKG-Chart LE for Cross StitchUser submitted
KG-Chart for Cross StitchKG-Chart for Cross StitchUser submitted
StratigrapherStratigrapherUser submitted
Translator FreeTranslator FreeUser submitted
We have not verified any software that we know for certain will work with STH-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with STH-files. If you know one, please use the 'Suggest a program' link below and tell us about it!