Calorie Tracker Guide · 2026-11-14
Verdict
Oura is marked for Workout tracking. Zealthy Health & Weight Loss is not. Zealthy Health & Weight Loss is marked for Coach connection. Oura is not. Editorial scores are 6.4 for Oura and 4.7 for Zealthy Health & Weight Loss, on a 10-point scale. That score is not the store rating.
Price
Oura: Free.
Zealthy Health & Weight Loss: Free.
Features that differ
Workout tracking: only Oura is marked available. Mentioned in the App Store description.
Coach connection: only Zealthy Health & Weight Loss is marked available. Mentioned in the App Store description.
Fit
Oura has no best-fit line.
Zealthy Health & Weight Loss has no best-fit line.
Where the scores differ
Feature depth: Oura 2.2, Zealthy Health & Weight Loss 1.5. Oura: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Zealthy Health & Weight Loss: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Oura 9.5, Zealthy Health & Weight Loss 3.7. Oura: Bayesian rating 4.84 (iOS 4.86x324827 + Play 4.70x42998, prior 4.3x200) + review stars sentiment -0.15 over 20 reviews. Zealthy Health & Weight Loss: Bayesian rating 4.08 (iOS 4.21x2849 + Play 3.53x780, prior 4.3x200) + review stars sentiment -0.80 over 20 reviews.
Maintenance: Oura 9.3, Zealthy Health & Weight Loss 6.9. Oura: Last release 4 days ago (half-life 90d, 70%) + median 6 days between releases (30%). Zealthy Health & Weight Loss: Last release 50 days ago (half-life 90d, 70%) + median 13 days between releases (30%).
Traction: Oura 9.3, Zealthy Health & Weight Loss 5.9. Oura: log10 of 367825 total ratings (iOS+Play), 1M ratings = 10. Zealthy Health & Weight Loss: log10 of 3629 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Oura 0, Zealthy Health & Weight Loss 5.5. Oura: Best quality of aiCoach / coachConnection features. Zealthy Health & Weight Loss: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Oura if you need Workout tracking. Choose Zealthy Health & Weight Loss if you need Coach connection.