Table 2.

Description of the app used in studies on self-monitoring, treatment, and automatically generated data collected via smartphones in children, adolescents, and young adults with psychiatric disorders (N=15).

Author, year of publication	Name of app	System	Items in self-monitored data	Items in automatically generated data	Active treatment delivered by app
Bucci et al, 2018 [13]	Actissist and ClinTouch	Android	Actissist: self-assessment focused on cognitive appraisals, belief conviction, emotions, and associated behaviors. ClinTouch: rating of 12 symptoms validated against PANSSa	N/Ab	Yes
Cao et al, 2020 [21]	SOLVD	Android	Daily: mood and anxiety	Accelerometer, GPS, steps, call log, text messages, screen on/off, and ambient light intensity	No
Dennis et al, 2015 [24]	ACHESS	Android	EMAc 6 times/day focused on current feelings, activities, location, and company, internal and external factors that made them want to use drugs/alcohol, and their ability to resist	N/A	Yes
Jones et al, 2018 [22]	Janssen Autism Knowledge Engine	Android and iOSd	By caregiver: questions about the child being tense/worried, irritable, and disruptive. Once a day in weeks 1, 4, and 8, and 3 times a week in the remaining period	N/A	No
Kennard et al, 2018 [25]	BRITE	Android and iOS	Level of emotional distress	N/A	Yes
Kolar et al, 2016 [17]	Epicollect	Android	Assessment of aversive tension and possible moderator events every hour for 2 days, except predefined sleeping hours	N/A	No
Kumar et al, 2018 [14]	RealLife Exp	Android and iOS	Daily questions on mood, medication use, socialization, conflict, and medication. Weekly survey on how often in the past week they felt a range of symptoms	N/A	No
Lim et al, 2020 [16]	+Connecte	Android and iOS	Mood evaluation tracker	N/A	Yes
Lim et al, 2019 [27]	+Connect	Android and iOS	Mood evaluation tracker	N/A	Yes
Neumayr et al, 2019 [19]	Recovery Record	Android and iOS	Self-monitoring of meals, feelings, behavior, and thoughts.	N/A	Yes
Niendam et al, 2018 [15]	Ginger.io	Android and iOS	Daily surveys assessing mood, medication adherence, and social interactions; weekly surveys assessing symptoms, sleep, and medication adherence	Number of calls in/out, messages in/out, movement patterns based on GPS data.	No
Seidel et al, 2016 [18]	MovisensXS	Android	Rumination about food and weight; an adapted version of the MDMQf assessed 3 dimensions of affect: valence, calmness, and energetic arousal	N/A	No
Shrier and Spalding, 2017 [20]	Not described	Android and iOS	EMIg regarding feeling, social situations, and sexual behavior 4 times/day. Questions about motivation to change risk behavior, stressful events, and use of healthy ways to manage feelings	N/A	Yes
Stallard et al, 2018 [26]	BlueIce	Android and iOS	Mood diary	N/A	Yes
Sweidan et al, 2019 [23]	AIAh	Android	N/A	N/A	Yes

^aPANSS: Positive and Negative Syndrome Scale.

^bN/A: not applicable.

^cEMA: ecological momentary assessment.

^diOS: iPhone operating system.

^eThis same app was used in 2 studies.

^fMDMQ: multidimensional mood questionnaire.

^gEMI: ecological momentary intervention.

^hAIA: Autistic Innovative Assistant.