Table 1.
General characteristics of the 69 included apps.
| Characteristics | Values, n (%) | |
| Platform | ||
|
|
Android | 41 (59.4) |
|
|
iOS | 28 (40.6) |
|
|
Android and iOS | 15 (21.7) |
| Category | ||
|
|
Health and fitness | 48 (69.6) |
|
|
Medicine | 15 (21.7) |
|
|
Lifestyle | 2 (2.9) |
|
|
Social networking | 4 (5.8) |
| Updated within | ||
|
|
1 year | 46 (66.7) |
|
|
2 years | 8 (11.6) |
|
|
3 years | 15 (21.7) |
| Developer | ||
|
|
Individual | 8 (11.6) |
|
|
Commercial organizationa | 43 (62.3) |
|
|
Public institutionb | 18 (26.1) |
| Language | ||
|
|
English | 62 (89.9) |
|
|
Korean | 2 (2.9) |
|
|
English and Korean | 5 (7.2) |
aSuch as private company or for-profit organization.
bSuch as nongovernmental organization, hospital, government agency, or university.