Support
Contact support
Email apps4eng@hotmail.com with the app version, device/iOS version, module, steps to reproduce the issue and expected result. Do not send passwords, payment-card information or confidential project data.
Restore purchases
Open More → Restore purchases, or Restore on the purchase sheet, using the Apple Account used for the original purchase. Existing Steam Tables Lite purchases remain valid for Steam Tables; they do not unlock every module.
Payments and refunds
Apple handles payments and refund requests at https://reportaproblem.apple.com/.
Saved calculations
Calculations and projects are stored locally. Export a copy before removing the app. Files are shared only to the destination you choose.
Engineering use
Check inputs, assumptions, applicable standards and manufacturer data before real-world use.