Calorie Tracker Guide · 2026-11-14
Verdict
Kcalc: Calorie & Macro Tracker prices as Free · 8 in-app purchase option(s). Senza: Keto & Fasting prices as Free. Kcalc: Calorie & Macro Tracker is marked for Micronutrients, Water tracking, Accuracy focus. Senza: Keto & Fasting is not. Senza: Keto & Fasting is marked for Barcode scanner, Fasting. Kcalc: Calorie & Macro Tracker is not. Editorial scores are 3.9 for Kcalc: Calorie & Macro Tracker and 5.2 for Senza: Keto & Fasting, on a 10-point scale. That score is not the store rating.
Price
Kcalc: Calorie & Macro Tracker: Free · 8 in-app purchase option(s).
Senza: Keto & Fasting: Free.
Monthly figure: Kcalc: Calorie & Macro Tracker $14.99, Senza: Keto & Fasting unknown.
Yearly figure: Kcalc: Calorie & Macro Tracker $39.99, Senza: Keto & Fasting unknown.
Features that differ
Barcode scanner: only Senza: Keto & Fasting is marked available.
Micronutrients: only Kcalc: Calorie & Macro Tracker is marked available. Displays detailed nutrition facts including cholesterol and sodium.
Water tracking: only Kcalc: Calorie & Macro Tracker is marked available. Dedicated water intake tracker on the dashboard.
Fasting: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Accuracy focus: only Kcalc: Calorie & Macro Tracker is marked available. Users report issues with unit conversion and data entry reliability.
Fit
Kcalc: Calorie & Macro Tracker is filed for Visual-focused users — Those who prioritize a clean, modern UI over deep functionality.; Apple Health users — Individuals who want to sync basic activity data with a calorie tracker..
Senza: Keto & Fasting has no best-fit line.
Where the scores differ
Accuracy: Kcalc: Calorie & Macro Tracker 2, Senza: Keto & Fasting 5. Kcalc: Calorie & Macro Tracker: Quality rating of the accuracy feature (5 if unknown). Senza: Keto & Fasting: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Kcalc: Calorie & Macro Tracker 7.3, Senza: Keto & Fasting 10. Kcalc: Calorie & Macro Tracker: 10 - annualised price $39.99/15 (+0.5 if free trial). Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial).
Feature depth: Kcalc: Calorie & Macro Tracker 6, Senza: Keto & Fasting 2.3. Kcalc: Calorie & Macro Tracker: 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: Kcalc: Calorie & Macro Tracker 3.6, Senza: Keto & Fasting 9. Kcalc: Calorie & Macro Tracker: Bayesian rating 4.07 (iOS 3.89x265 + Play 0.00x0, prior 4.3x200) + review stars sentiment -0.95 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: Kcalc: Calorie & Macro Tracker 2.5, Senza: Keto & Fasting 1.7. Kcalc: Calorie & Macro Tracker: Last release 1262 days ago (half-life 90d, 70%) + median 6 days between releases (30%). Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%).
Traction: Kcalc: Calorie & Macro Tracker 4, Senza: Keto & Fasting 6.8. Kcalc: Calorie & Macro Tracker: log10 of 265 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 Kcalc: Calorie & Macro Tracker if you need Micronutrients and Water tracking. Choose Senza: Keto & Fasting if you need Barcode scanner and Fasting.