Calorie Tracker Guide · 2026-11-14
Verdict
Senza: Keto & Fasting prices as Free. Zepbound & Mounjaro Tracker prices as Free · 9 in-app purchase option(s). Senza: Keto & Fasting is marked for Fasting. Zepbound & Mounjaro Tracker is not. Zepbound & Mounjaro Tracker is marked for Photo logging, Water tracking. Senza: Keto & Fasting is not. Editorial scores are 5.2 for Senza: Keto & Fasting and 6 for Zepbound & Mounjaro Tracker, on a 10-point scale. That score is not the store rating.
Price
Senza: Keto & Fasting: Free.
Zepbound & Mounjaro Tracker: Free · 9 in-app purchase option(s).
Yearly figure: Senza: Keto & Fasting unknown, Zepbound & Mounjaro Tracker $69.99.
Features that differ
Photo logging: only Zepbound & Mounjaro Tracker is marked available. Mentioned in the App Store description.
Water tracking: only Zepbound & Mounjaro Tracker 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.
Zepbound & Mounjaro Tracker has no best-fit line.
Where the scores differ
Pricing value: Senza: Keto & Fasting 10, Zepbound & Mounjaro Tracker 5.3. Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial). Zepbound & Mounjaro Tracker: 10 - annualised price $69.99/15 (+0.5 if free trial).
Ease of use: Senza: Keto & Fasting 5, Zepbound & Mounjaro Tracker 7.8. Senza: Keto & Fasting: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode). Zepbound & Mounjaro Tracker: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode).
Feature depth: Senza: Keto & Fasting 2.3, Zepbound & Mounjaro Tracker 3.4. Senza: Keto & Fasting: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Zepbound & Mounjaro Tracker: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
Beginner friendliness: Senza: Keto & Fasting 7, Zepbound & Mounjaro Tracker 8.6. Senza: Keto & Fasting: 60% easeOfUse + 40% beginner skill-level fit. Zepbound & Mounjaro Tracker: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Senza: Keto & Fasting 9, Zepbound & Mounjaro Tracker 9.7. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. Zepbound & Mounjaro Tracker: Bayesian rating 4.79 (iOS 4.81x3424 + Play 4.86x13, prior 4.3x200) + review stars sentiment +1.00 over 20 reviews.
Maintenance: Senza: Keto & Fasting 1.7, Zepbound & Mounjaro Tracker 7.7. Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%). Zepbound & Mounjaro Tracker: Last release 29 days ago (half-life 90d, 70%) + median 12 days between releases (30%).
Traction: Senza: Keto & Fasting 6.8, Zepbound & Mounjaro Tracker 5.9. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10. Zepbound & Mounjaro Tracker: log10 of 3437 total ratings (iOS+Play), 1M ratings = 10.
Who should pick which
Choose Senza: Keto & Fasting if you need Fasting. Choose Zepbound & Mounjaro Tracker if you need Photo logging and Water tracking.