Table 2.
Health and fitness app characteristicsa.
| App characteristics | Google (n=9) | Amazon (n=300) | Total (N=309) | ||||
| Vendor ratingb, n (%) |
|
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|
|
Guidance suggested | 0 (0) | 33 (11.0) | 33 (10.7) | |||
|
|
Mature | 0 (0) | 3 (1.0) | 3 (1.0) | |||
|
|
Not available | 9 (100.0) | 264 (88.0) | 273 (88.3) | |||
| User rating (1-5 stars), n (%) |
|
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|
|
1-1.9 | 0 (0) | 41 (13.7) | 41 (13.2) | |||
|
|
2-2.9 | 2 (22.2) | 41 (13.7) | 43 (13.9) | |||
|
|
3-3.9 | 6 (66.7) | 30 (10.0) | 36 (11.7) | |||
|
|
4-5 | 0 (0) | 62 (20.6) | 62 (20.1) | |||
|
|
Not available | 1 (11.1) | 126 (42.0) | 127 (41.1) | |||
| User reviewsb, n (%) |
|
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|
|
1-9 | 0 (0) | 152 (50.7) | 152 (49.2) | |||
|
|
10-99 | 0 (0) | 18 (6.0) | 18 (5.8) | |||
|
|
≥100 | 0 (0) | 4 (1.3) | 4 (1.3) | |||
|
|
Not available | 9 (100.0) | 126 (42.0) | 135 (43.7) | |||
| Cost: free to enable | 9 (100.0) | 300 (100.0) | 309 (100.0) | ||||
| Has a developer policy | 5 (55.6) | 64 (21.3) | 69 (22.3) | ||||
| Has a privacy policy | 9 (100.0) | 86 (28.7) | 95 (30.7) | ||||
| Ability to pair with a mobile phone app, website, or device | 3 (33.3) | 53 (17.7) | 56 (18.1) | ||||
aThere were 309 apps evaluated. Apps could be included in multiple categories and were not mutually exclusive.
bGoogle Assistant does not provide vendor ratings or user reviews. The vendor rating guidelines from Amazon include: 1) guidance suggested: may have nudity or suggestive content or require supervision due to account linking, location detection, etc, and 2) mature: content is for adults only.