Table 4 Studies of percent of apps searched 2016–2018 that provide a privacy policy
App search | Source | Dates of search | Country of search | Number of apps | Percent with privacy policy (%) | Study |
|---|---|---|---|---|---|---|
Depression | Google Play, Apple iTunes store | Oct, 2017 | US | 116 | 49% | O’Loughlin et al. (2019) |
Depression | Google Play, Apple App store | Oct–Nov, 2018 | UK | 353 | 74% | Bowie-DaBreo et al. 2019 |
Depression and smoking cessation | “official Android and iOS marketplaces” | Jan, 2018 | US and Australia | 36 | 69% | Huckvale et al. (2019) |
“mood” and “track” | Google Play, Apple App store | Jun–Aug, 2016; and Jan–Feb 2017a | Canada | 319 IOS; 69 Android | 18% for IOS; 4% Androidb | Robillard et al. (2019) |
Dementia | Apple iTunes store | Apr–May, 2016 | US | 72 | 46% | Rosenfeld et al. (2017) |
Specific diseases including mental illnesses | Google Play, Apple iTunes store | July 2018 | US | 40 each for anxiety, schizophrenia, depression, addiction | 85%-anxiety; 50%-schizophrenia; 85%-depression; 70%-addiction | Wisniewski et al. (2019) |
Migraine | Google Play, Apple App store, healthline.com | July–Aug, 2017 | US | 29 | 76% | Minen et al. (2018) |
Mental Health | Google Play | May–Jun, 2017 | India | 82c | 35% | Powell et al. (2018) |
Increase physical activity | Google Play, Apple iTunes store | Oct, 2016 | UK | 65 | 70% | Bondaronek et al. (2018) |