Calorie Tracker Guide · 2026-11-14
Verdict
BMI Calculator – Weight Loss prices as Free · 1 in-app purchase option(s). Senza: Keto & Fasting prices as Free. Senza: Keto & Fasting is marked for Barcode scanner, Apple Health, Macro tracking. BMI Calculator – Weight Loss is not. Editorial scores are 5.5 for BMI Calculator – Weight Loss and 5.2 for Senza: Keto & Fasting, on a 10-point scale. That score is not the store rating.
Price
BMI Calculator – Weight Loss: Free · 1 in-app purchase option(s).
Senza: Keto & Fasting: Free.
Features that differ
Barcode scanner: only Senza: Keto & Fasting is marked available.
Apple Health: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Macro tracking: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Workout tracking: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Fasting: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Fit
BMI Calculator – Weight Loss has no best-fit line.
Senza: Keto & Fasting has no best-fit line.
Where the scores differ
Pricing value: BMI Calculator – Weight Loss 9.8, Senza: Keto & Fasting 10. BMI Calculator – Weight Loss: 10 - annualised price $2.99/15 (+0.5 if free trial). Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial).
Feature depth: BMI Calculator – Weight Loss 1.1, Senza: Keto & Fasting 2.3. BMI Calculator – Weight Loss: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Senza: Keto & Fasting: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: BMI Calculator – Weight Loss 8.1, Senza: Keto & Fasting 9. BMI Calculator – Weight Loss: Bayesian rating 4.61 (iOS 4.51x29990 + Play 4.63x140480, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews.
Maintenance: BMI Calculator – Weight Loss 7.1, Senza: Keto & Fasting 1.7. BMI Calculator – Weight Loss: Last release 41 days ago (half-life 90d, 70%) + median 16 days between releases (30%). Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%).
Traction: BMI Calculator – Weight Loss 8.7, Senza: Keto & Fasting 6.8. BMI Calculator – Weight Loss: log10 of 170470 total ratings (iOS+Play), 1M ratings = 10. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10.
Who should pick which
Choose Senza: Keto & Fasting if you need Barcode scanner and Apple Health.