How to find out what version of Things for iPad you're using

  1. Launch Things on your iPad.
  2. Rotate your iPad to landscape orientation to see "Lists" in the sidebar on the left.
  3. Tap the gear icon next to "Lists" at the top to get to the Settings screen.
  4. Inside the settings screen, tap "About Things".
  5. On the next screen, you can find the version number, similar to the screenshot below:
screenshot