iPhone Screenshots


Made specifically for oil field applications. Easily figure out amount of stretch needed to leave tubing string in a desired tension. Just enter desired tension, depth, and tubing size and you're set! Support for metric and standard.

What’s New

Version 2.1

-Changed the tension textfield to dan x 1000. Now enter 4.5 instead of 4500 daN if using metric.

Ratings and Reviews

4.0 out of 5
1 Rating

1 Rating

Sam82435 ,

Great app

Great app. Wish it also included data for 3.5" tubing

App Privacy

The developer, Ash Point Ltd., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

More By This Developer

You May Also Like