Calorie Tracker Guide · 2026-11-14
Verdict
Senza: Keto & Fasting prices as Free. Ultrahuman prices as Free · 9 in-app purchase option(s). Senza: Keto & Fasting is marked for Barcode scanner, Macro tracking, Fasting. Ultrahuman is not. Editorial scores are 5.2 for Senza: Keto & Fasting and 4.3 for Ultrahuman, on a 10-point scale. That score is not the store rating.
Price
Senza: Keto & Fasting: Free.
Ultrahuman: Free · 9 in-app purchase option(s).
Monthly figure: Senza: Keto & Fasting unknown, Ultrahuman $24.99.
Yearly figure: Senza: Keto & Fasting unknown, Ultrahuman $54.
Features that differ
Barcode scanner: only Senza: Keto & Fasting is marked available.
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.
Ultrahuman has no best-fit line.
Where the scores differ
Pricing value: Senza: Keto & Fasting 10, Ultrahuman 6.4. Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial). Ultrahuman: 10 - annualised price $54.00/15 (+0.5 if free trial).
User feedback: Senza: Keto & Fasting 9, Ultrahuman 3.2. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. Ultrahuman: Bayesian rating 3.98 (iOS 4.51x7979 + Play 3.38x7185, prior 4.3x200) + review stars sentiment -0.55 over 20 reviews.
Maintenance: Senza: Keto & Fasting 1.7, Ultrahuman 9.7. Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%). Ultrahuman: Last release 1 days ago (half-life 90d, 70%) + median 3 days between releases (30%).
Traction: Senza: Keto & Fasting 6.8, Ultrahuman 7. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10. Ultrahuman: log10 of 15164 total ratings (iOS+Play), 1M ratings = 10.
Who should pick which
Choose Senza: Keto & Fasting if you need Barcode scanner and Macro tracking.