Table 1:

App features mapped into stages of mood tracking based on the Personal Informatics model

Stage	Feature	Description
Preparation	instructions & explanation	information about how to conduct mood tracking
Collection	interface for collecting mood data	text, pictures, colors, emoticons, etc
	reminders	reminders for users to log mood
Reflection	visualizations	graphs, tables, lists
Action	recommendations	further actions based on data, e.g., how to improve mood
	sharing	features for users to share or export data