| N (%) | M (SD) | Md (IQR) | Range (min-max) |
---|---|---|---|---|
Store | ||||
 iTunes | 3 (12) | - | - | - |
 Google Play | 4 (16) | - | - | - |
 iTunes and Google Play | 18 (72) | - | - | - |
Cost | ||||
 Free | 15 (60) | - | - | - |
 Paid (costs in AUD) | 4 (16) | 3.49 | - | 6.50 (1.49–7.99) |
 Freemium | 6 (24) | - | - | - |
User rating | ||||
 Average rating (4+) | 25 (100) | 4.28 (0.26) | 4.30 (0.50) | 0.80 (4.00–4.80) |
 Average number of user ratings (count) | 25 (100) | 279,611.33 (1,315,200.00) | 190.00 (3418) | 6,451,103 (22–6,451,125) |
Health behaviour | ||||
 Diet | 12 (48) | - | - | - |
 Physical activity | 18 (72) | - | - | - |
 Sedentary behaviour | 7 (28) | - | - | - |
App type | ||||
 Educational | 17 (68) | - | - | - |
 Game (serious game, exergame) | 13 (52) | - | - | - |
 Other | 5 (20) | - | - | - |
Number of app features (1–10) |  | 4.32 (1.93) | 4.00 (3.00) | 7.00 (1.00–8.00) |
App features specified | ||||
 Password required | 5 (20) | - | - | - |
 Inbuilt accelerometer | 9 (36) | - | - | - |
 GPS | 5 (20) | - | - | - |
 Educational information | 17 (68) | - | - | - |
 Alignment with guidelines | 6 (24) | - | - | - |
 Social networking option | 15 (60) | - | - | - |
 Push notifications | 8 (32) | - | - | - |
 Reminders | 6 (24) | - | - | - |
 Awards/rewards | 17 (68) | - | - | - |
 Gamification | 21 (84) | - | - | - |
Combination with other devices | ||||
 None | 17 (68) | - | - | - |
 Wearable tracker | 8 (32) | - | - | - |
 Website | 4 (16) | - | - | - |
Number of BCTs | 25 (100) | 6.12 (3.38) | 6.00 (6) | 14 (0–14) |
MARS app quality ratings (1–5) | ||||
 Engagement score | 25 (100) | 3.57 (0.73) | 3.70 (1.05) | 2.70 (2.00–4.70) |
 Functionality score | 25 (100) | 4.10 (0.58) | 4.00 (1.00) | 1.90 (3.00–4.90) |
 Aesthetics score | 25 (100) | 3.81 (0.81) | 3.80 (1.35) | 2.80 (2.00–4.80) |
 Information quality score | 25 (100) | 2.79 (0.84) | 2.90 (1.20) | 3.30 (0.90–4.20) |
 Total score | 25 (100) | 3.57 (0.60) | 3.70 (0.85) | 2.00 (2.40–4.40) |