1
Before usage (Anticipated UX)
The user has certain prior experience and expectations when he wants to use the product.
2
During usage (Momentary UX)
During use, pragmatic qualities and usability are perceived.
3
After usage (Episodic UX)
After use, the user reflects on the interaction that has taken place. The evaluation retakes spots directly after use and at a time interval.
4
Over time (Cumulative UX)
The overall evaluation of the product by the user is the sum of the individual experiences that have taken place over a more extended period.