Table 2.

Key characteristics of the 28 menopause apps reviewed

Characteristics	Number	Percentage
Privacy
Password	16	57
Login	18	64
Privacy policy	20	71
Two-factor authentication	2	7
Third-party authorisation	9	32
Purchase costs
Free to download	28	100
In-app purchases	9	32
Affiliation	1	4
App functioning
Works in background	2	7
Works offline	3	11
Sends push notifications	17	61