Calorie Tracker Guide · 2026-11-14
Verdict
Senza: Keto & Fasting prices as Free. Yuka - Food & Cosmetic Scanner prices as Free · 3 in-app purchase option(s). Senza: Keto & Fasting is marked for Apple Health, Macro tracking, Workout tracking. Yuka - Food & Cosmetic Scanner is not. Editorial scores are 5.2 for Senza: Keto & Fasting and 5.7 for Yuka - Food & Cosmetic Scanner, on a 10-point scale. That score is not the store rating.
Price
Senza: Keto & Fasting: Free.
Yuka - Food & Cosmetic Scanner: Free · 3 in-app purchase option(s).
Features that differ
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
Senza: Keto & Fasting has no best-fit line.
Yuka - Food & Cosmetic Scanner has no best-fit line.
Where the scores differ
Pricing value: Senza: Keto & Fasting 10, Yuka - Food & Cosmetic Scanner 8.7. Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial). Yuka - Food & Cosmetic Scanner: 10 - annualised price $20.00/15 (+0.5 if free trial).
Feature depth: Senza: Keto & Fasting 2.3, Yuka - Food & Cosmetic Scanner 0. Senza: Keto & Fasting: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Yuka - Food & Cosmetic Scanner: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Senza: Keto & Fasting 9, Yuka - Food & Cosmetic Scanner 9.2. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. Yuka - Food & Cosmetic Scanner: Bayesian rating 4.75 (iOS 4.82x102327 + Play 4.72x190595, prior 4.3x200) + review stars sentiment +0.60 over 20 reviews.
Maintenance: Senza: Keto & Fasting 1.7, Yuka - Food & Cosmetic Scanner 8.9. Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%). Yuka - Food & Cosmetic Scanner: Last release 2 days ago (half-life 90d, 70%) + median 15 days between releases (30%).
Traction: Senza: Keto & Fasting 6.8, Yuka - Food & Cosmetic Scanner 9.1. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10. Yuka - Food & Cosmetic Scanner: log10 of 292922 total ratings (iOS+Play), 1M ratings = 10.
Who should pick which
Choose Senza: Keto & Fasting if you need Apple Health and Macro tracking.