This App is a so called Vigilance test It is used to measure your sustained attention. Similar tests are used during pilot and flight controller trainings and for diagnosing narcolepsy.
IMPORTANT notes
This test will evaluate your sustained attention. Whenever the dot skips a position, you have to touch anywhere on the screen. Touches without a skip will result in a negative score.
For the sake of the test's significance, it is important to concentrate on the test only and not get distracted by outside influences like other persons, phone calls, text messages etc.
The consumption of drinks containing caffeine during the hours before the test might falsify the result.
After 25 minutes the test will stop automatically and will be evaluated.