Table 2.

Categorization of app types by topic.

Topic categories	App types
Healthy eating	Diet tracker Food selection Menu planning Diabetes-specific goal trackers General goal tracker Coaching Cognitive behavioral therapy
Physical activity	Exercise trackers Resistance exercise Diabetes-specific goal trackers General goal tracker Cognitive behavioral therapy
Self-monitoring	Diabetes tracker Expert support
Problem solving	Coaching Peer support
Healthy coping	Cognitive behavioral therapy Peer support Relaxation