How to Open STK Files in Windows

Windows doesn't offer a built-in STK viewer

Windows 11 » How To

Reading time icon 2 min. read

Calendar icon Updated on

by Kazim Ali Alvi 

updated on

Share this article

Readers help support Windows Report. We may get a commission if you buy through our links. Tooltip Icon

Read our disclosure page to find out how can you help Windows Report sustain the editorial team Read more

Key notes

  • To open an STK file on the PC, you need a third-party tool like Pivot Animator.
  • Keep reading to find out how you can download the software for free!
open open stk file in Windows

An STK (.stk) file is used for stick figures (2 dimensional) and is primarily employed by software such as Pivot Animator and Stykz. You will need a similar program to open an STK file in Windows.

The .stk format contains vital information about the stick figure, including the main handle and different segments. So, let’s find out the best STK viewer to download on a PC!

How do I open an STK file?

Note icon NOTE
Windows Report is not affiliated with Pivot Animator or any software listed in this article. We recommend you scan them using Windows Security or an effective third-party antivirus.

Download Pivot Animator

  1. Go to Pivot Animator’s official website and download the setup for PC.
  2. Run the installer and follow the on-screen instructions to complete the process (avoid any bundled apps).Pivot Animator for how to open stk file
  3. Now, reboot the computer, and all .stk files should automatically have Pivot Animator as the default launcher. If not, follow the steps below.

Change the file association

  1. Press Windows + I to open Settings, go to Apps and the navigation pane, and click on Default apps.default apps
  2. Enter .stk in the Set a default for a file type or link type text field, and select it from the results..stk
  3. Click on the present default application when it appears.set default for how to open stk file
  4. Select Pivot Animator from the list, and click on Set default.

After changing the file association, you can easily open an STK file in Windows. Besides, there’s also a Mac version of Pivot Animator available. In addition, there are a few online STK file viewers to use, or you could convert the STK file into a format, preferably .piv, supported by your preferred application.

Also, if you frequently work with such formats, it’s wise to get a universal file opener software. You may also be interested in how to open other complex files like the hat format.

For any queries or to share the tool you prefer to open .stk files, drop a comment below.

More about the topics: file opener, Windows 11

Kazim Ali Alvi

Kazim Ali Alvi Shield

Windows Hardware Expert

Kazim has always been fond of technology, be it scrolling through the settings on his iPhone, Android device, or Windows PC. He's specialized in hardware devices, always ready to remove a screw or two to find out the real cause of a problem. Long-time Windows user, Kazim is ready to provide a solution for your every software & hardware error on Windows 11, Windows 10 and any previous iteration. He's also one of our experts in Networking & Security.