Calorie Tracker Guide · 2026-11-14
Verdict
Fay Nutrition Dietitians is marked for Coach connection. Oura is not. Oura is marked for Workout tracking. Fay Nutrition Dietitians is not. Editorial scores are 6.5 for Fay Nutrition Dietitians and 6.4 for Oura, on a 10-point scale. That score is not the store rating.
Price
Fay Nutrition Dietitians: Free.
Oura: Free.
Features that differ
Workout tracking: only Oura is marked available. Mentioned in the App Store description.
Coach connection: only Fay Nutrition Dietitians is marked available. Mentioned in the App Store description.
Fit
Fay Nutrition Dietitians has no best-fit line.
Oura has no best-fit line.
Where the scores differ
Feature depth: Fay Nutrition Dietitians 0.8, Oura 2.2. Fay Nutrition Dietitians: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Oura: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Fay Nutrition Dietitians 10, Oura 9.5. Fay Nutrition Dietitians: Bayesian rating 4.86 (iOS 4.91x7164 + Play 4.74x1984, prior 4.3x200) + review stars sentiment +0.85 over 20 reviews. Oura: Bayesian rating 4.84 (iOS 4.86x324827 + Play 4.70x42998, prior 4.3x200) + review stars sentiment -0.15 over 20 reviews.
Maintenance: Fay Nutrition Dietitians 9.2, Oura 9.3. Fay Nutrition Dietitians: Last release 3 days ago (half-life 90d, 70%) + median 8 days between releases (30%). Oura: Last release 4 days ago (half-life 90d, 70%) + median 6 days between releases (30%).
Traction: Fay Nutrition Dietitians 6.6, Oura 9.3. Fay Nutrition Dietitians: log10 of 9148 total ratings (iOS+Play), 1M ratings = 10. Oura: log10 of 367825 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Fay Nutrition Dietitians 5.5, Oura 0. Fay Nutrition Dietitians: Best quality of aiCoach / coachConnection features. Oura: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Fay Nutrition Dietitians if you need Coach connection. Choose Oura if you need Workout tracking.