Table 2.

App behavioral support content and features presented by app type and across all apps

Behavioral support content or feature	Recipe and recipe manager apps (n=23), n (%)	Meal planning apps (n=12), n (%)	Shopping list apps (n=10), n (%)	Family organizer apps (n=4), n (%)	Food choice apps (n=2), n (%)	All apps (N=51), n (%)
Meal planners and meal plans	10 (44)	12 (100)	2 (20)	2 (50)	0 (0)	26 (51)
Shopping list	20 (87)	9 (75)	10 (100)	4 (100)	1 (50)	44 (86)
Social community or connectivitya	10 (44)	4 (33)	0 (0)	0 (0)	0 (0)	14 (27)
Other social supportsb	23 (100)	11 (92)	9 (90)	4 (100)	1 (50)	48 (94)
Recipes	19 (83)	6 (50)	4 (40)	3 (75)	1 (50)	33 (65)
Recipe managers	13 (57)	6 (50)	7 (70)	2 (50)	0 (0)	28 (55)
Pantry or fridge manager	1 (4)	1 (8)	5 (50)	0 (0)	0 (0)	7 (14)
Food preparation skills instructions	6 (26)	1 (8)	0 (0)	0 (0)	0 (0)	7 (14)
Reminders and promptsc	4 (17)	4 (33)	5 (50)	1 (25)	0 (0)	14 (27)
Encouragement and incentivesd	8 (35)	1 (8)	4 (40)	2 (50)	0 (0)	15 (29)
Produce purchasing information	0 (0)	0 (0)	0 (0)	0 (0)	1 (50)	1 (2)
Produce storage information	1 (4)	0 (0)	0 (0)	0 (0)	1 (50)	2 (4)
Produce nutrition information	1 (4)	1 (8)	1 (10)	0 (0)	2 (100)	5 (10)
Recipe nutrition information	6 (26)	3 (25)	1 (10)	0 (0)	0 (0)	10 (20)
Other nutrition information	2 (9)	1 (8)	0 (0)	0 (0)	0 (0)	3 (6)
Food purchase and delivery	1 (4)	1 (8)	1 (10)	0 (0)	0 (0)	3 (6)

^aCommunity (with following), upload recipes or images, rate, review, like, and comment.

^bSharing to social media, sending via email, shared calendar, and private texting.

^cRecipe suggestions on entering the supermarket, supermarket proximity alert, and reminders (to cook, plan meals, and shop).

^dPositive messages, points, rewards, competitions, sales or discounts, and other notifications (eg, new content and offers).