STC File Extension

The STC file extension was created by Siemens and is also known as the Siemens Theme File. STC is classified as a Settings Files and This file is saved in an XML format. You can view the XML structure and contents of the file in a text editor<\/a>. You can open STC files in Planamesa NeoOffice program.

Siemens Theme File Type

.STC file extension.
Siemens Theme File Type
Extension .stc
Developer Siemens
Popularity 5.0 (1 Votes)
Mime Type application/vnd.sun.xml.calc.template
Default Program Planamesa NeoOffice
Category Settings Files
Format XML
Updated 7/1/2025

What is a STC File Type?

Free Online STC Tools & Apps

Access powerful and secure free online STC tools to convert, view, edit, merge, split, and compare STC files — all without installing any software. Our tools support the .STC (Siemens Theme File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your STC files directly from your device with ease.

STC Files Common Issues

There are few common issues with the Siemens Theme File .STC=2141 File Extensions while opening the .STC=2141 files on Windows and MacOs, we have solution to those issues such as:

Can't Open STC Files?

  1. You must have supported software programs installed for Siemens Theme File on your system such as Planamesa NeoOffice.
  2. Associate default Planamesa Planamesa NeoOffice program for *.stc (Siemens Theme File) files.

    Associate STC Default Program on Windows
    1. Right-click a *.STC (e.g example.stc) file and click Open With.
    2. In the Open with dialog box, click Planamesa Planamesa NeoOffice program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .stc files.

    Associate STC Default Program on MacOs
    1. Click *.STC (e.g example.stc) file and click information -> Open With.
    2. In the programs list, click Planamesa Planamesa NeoOffice program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .Planamesa NeoOffice extension. By clicking Continue you confirm your selection", click Contine to apply changes.

Related STC File Extensions

STC default file extension is .STC and other similer related extensions are:

.stb file extension .std file extension .123 file extension .csv file extension .dbf file extension .dif file extension .doc file extension .docm file extension .docx file extension .fodp file extension .fods file extension .fodt file extension .html file extension .hwp file extension .jpeg file extension .odb file extension .odf file extension .odg file extension .odi file extension .odp file extension .ods file extension .otg file extension .otp file extension .ots file extension .ott file extension .pcx file extension .pict file extension .png file extension .pot file extension .potx file extension .ppt file extension .pptx file extension .psw file extension .pxl file extension .ras file extension .rtf file extension .sda file extension .sdc file extension .sdd file extension .sds file extension .sdw file extension .slk file extension .smf file extension .stc file extension .std file extension .sti file extension .stw file extension .sxc file extension .sxd file extension .sxi file extension .sxm file extension .sxw file extension .txt file extension .uop file extension .uos file extension .uot file extension .vor file extension .wk1 file extension .wk2 file extension .wks file extension .wp file extension .wri file extension .xls file extension .xlsx file extension .xlt file extension .xlw file extension .xml file extension

All Platform Software Programs for STC File Extension

List of all softwares that can open the STC files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open STC File on Windows

Software License Developer
Celestia image. Celestia 1 for Windows Freeware Celestia
CELSYS Clip Studio Paint Pro image. CELSYS Clip Studio Paint Pro 1 for Windows Commercial CELSYS
LibreOffice image. LibreOffice 6 for Windows Open Source LibreOffice
Apache OpenOffice image. Apache OpenOffice 4 for Windows Open Source Apache
PROMT Translator image. PROMT Translator 000 for Windows Free Trial PROMT Translator

MacOs logo image - FileProInfo.comOpen STC File on Mac OS

Software License Developer
Celestia image. Celestia 1 for MacOs Freeware Celestia
CELSYS Clip Studio Paint Pro image. CELSYS Clip Studio Paint Pro 1 for MacOs Commercial CELSYS
LibreOffice image. LibreOffice 6 for MacOs Open Source LibreOffice
Planamesa NeoOffice image. Planamesa NeoOffice 2017 for MacOs Commercial Planamesa
Apache OpenOffice image. Apache OpenOffice 4 for MacOs Open Source Apache

Linux logo image - FileProInfo.comOpen STC file on Linux

Software License Developer
Celestia image. Celestia 1 for Linux Freeware Celestia
LibreOffice image. LibreOffice 6 for Linux Open Source LibreOffice
Apache OpenOffice image. Apache OpenOffice 4 for Linux Open Source Apache

Website logo image - FileProInfo.comOpen STC file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen STC file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen STC file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

STC file extension icon image.About STC - Siemens Theme File

FileProInfo is to help you understand about the Siemens Theme File with *.STC suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for STC. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for STC, please let us know.

Updated 7/1/2025
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