Table 2.

Desired mobile app features/functions categorized by the SDT and Fogg's functional triad

SDT behavioral target	Fogg's functional role	Mobile app features/functions	Sample quote
Autonomy	Tool	Calendar	“My phone reminds me to take my medication”
		Alarm-Medication/appointment reminders	“They have alarms set on their phones and they have calendar applications where they can write appointments”
	Social actor	Testimonials of lived experiences	“The support groups really help and it does motivate you because you're learning or you're giving information”
	Media	Games/virtual rewards	“Let's say you did good and you were undetectable for this month you could put that on your calendar, a gold star or something on that day”
Competence for health management	Tool	Interactive health report card	“I think a great thing would be if there was an app that said like here's what you need and when. Like a health report card”
		Utility for self-monitoring lab results over time
	Social actor	Personal outreach on how to manage medications	“you have email, and there I receive everything regarding HIV, the new stuff, the new medications that have come out, the side effects medications have, what medications are for, and all that is very interesting, so most of the time I am trying to access it, and I have it on my telephone and I check it every day”
			“So we just have to get accustomed to using that certain app in our phone to get on, you know to look at our medications, to look at our labs”
	Media	To do list of health monitoring activities	“it had different color codings for different type of appointments that I could use, it had areas where I could write what the appointment was about, who I'm going to see, contact information, there was enough space for that. It had an alarm to tell me when that appointment was and I could set it for an hour before, 2 hours before, a day before”
		Color coding of tasks
Psychological Relatedness	Tool	Virtual lectures	“well lectures for positive and negative people, how you prevent it, and having it, how you survive it,”
		GPS functionality to locate support groups
	Social actor	Chat boxes	“a link to a forum or a chat room where people could ask questions with other people who have HIV or just express concerns in a way that's confidential, where they feel safe and where other people can respond, both doctors and other positive people”
		Social networking forums
			“people can write anonymously (on forums) just to give advice if you're going through this or. just to give people their perspective on what they're going through in their situation”
	Media	Simulation on how to interact and connect with people	“Well, they give you advice and they actually show you...like they'll do two actors and they'll play out a scene. It could go wrong, it could go right. If you want to find out how to disclose, you could go to YouTube”