Table 1.

Summary of App characteristics

	n 24
App Characteristics	n	%
iOS App store star rating*
Median	4
IQR	2
Reviewer perceived targeted age group†
4–8 yrs (PK-2nd grade)	20	83·3
9–11 yrs (3rd–5th grade)	8	33·3
12–16 yrs (6th–10th grade)	2	8·3
Affiliation
Unknown	21	87·5
Commercial	2	8·3
Non-governmental Organization	1	4·2
Government	0	0
University	0	0
Updated in past year
Yes	1	4·2
No	19	79·2
Unknown	4	16·7
Contains Ads
Yes	17	70·8
No	7	29·2
Promoted nutrition
Knowledge	3	12·5
Skills	18	75·0
Both	3	12·5
Targeted areas†,‡
Entertainment (i.e. gamification)	23	95·8
Food/nutrition knowledge or Literacy	5	20·8
Skill building	21	87·5
Health and wellness	1	4·2
Theoretical/background strategies†,§
Assessment	1	4·2
Feedback	2	8·3
Information/education	6	25·0
Goal setting	1	4·2
Advice/tips/strategies/skills training	23	95·8

IQR: interquartile range; yrs.: years; PK: pre-kindergarten.

^*Median iOS app store star rating out of twenty-one apps with available data.

^†Select all that apply, percentages add up to over 100 %.

^‡The following targeted areas, included both in the MARS or added by the study team, were not reflected in any of the apps and were not included in the table: increase happiness/well-being, mindfulness/meditation/relaxation, reduce negative emotions, depression, anxiety/stress, anger, behavior change, alcohol/substance use, relationships, physical health, skill building, goal setting and weight management.

^§The following theoretical/background strategies, included in the MARS, were not reflected in any of the apps and were not included in the table: monitoring/tracking, CBT-Behavioral (positive events), CBT-Cognitive (thought challenging), ACT-Acceptance commitment therapy, mindfulness/meditation, relaxation, gratitude and strengths-based.