Calorie Tracker Guide · 2026-11-14
Verdict
Senza: Keto & Fasting is marked for Barcode scanner, Apple Health, Macro tracking. WHOOP is not. Editorial scores are 5.2 for Senza: Keto & Fasting and 6.7 for WHOOP, on a 10-point scale. That score is not the store rating.
Price
Senza: Keto & Fasting: Free.
WHOOP: 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.
Fasting: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Fit
Senza: Keto & Fasting has no best-fit line.
WHOOP has no best-fit line.
Where the scores differ
Feature depth: Senza: Keto & Fasting 2.3, WHOOP 2.1. Senza: Keto & Fasting: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. WHOOP: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Senza: Keto & Fasting 9, WHOOP 9.3. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. WHOOP: Bayesian rating 4.79 (iOS 4.81x95890 + Play 4.75x32392, prior 4.3x200) + review stars sentiment +0.15 over 20 reviews.
Maintenance: Senza: Keto & Fasting 1.7, WHOOP 9.2. Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%). WHOOP: Last release 4 days ago (half-life 90d, 70%) + median 7 days between releases (30%).
Traction: Senza: Keto & Fasting 6.8, WHOOP 8.5. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10. WHOOP: log10 of 128282 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Senza: Keto & Fasting 0, WHOOP 5.5. Senza: Keto & Fasting: Best quality of aiCoach / coachConnection features. WHOOP: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Senza: Keto & Fasting if you need Barcode scanner and Apple Health.