OFCUT is The Laundry-created cellphone application created for both Apple and Android OS. It's icon is a tumble drier.
Thaumometer - Most likely a reference to Terry Pratchett's Discworld where magic can be measured with a thaumometer. Also displays colored warning labels (Yellow, Amber) and a needle to measure amount of magic being used. The Thaumometer used in The Rhesus Chart (pg 138) points towards magic in use
Ward Control App - Remote control to enable/disabled wards.
- ↑ the Fuller Memorandum, chapter 3: "Things that go bump in the daylight"