Calorie Tracker Guide · 2026-11-14
Verdict
Cronometer: Calorie Counter prices as Free · 4 in-app purchase option(s). Senza: Keto & Fasting prices as Free. Cronometer: Calorie Counter is marked for Photo logging, Micronutrients, Water tracking. Senza: Keto & Fasting is not. Editorial scores are 8.9 for Cronometer: Calorie Counter and 5.2 for Senza: Keto & Fasting, on a 10-point scale. That score is not the store rating.
Price
Cronometer: Calorie Counter: Free · 4 in-app purchase option(s).
Senza: Keto & Fasting: Free.
Monthly figure: Cronometer: Calorie Counter $10.99, Senza: Keto & Fasting unknown.
Yearly figure: Cronometer: Calorie Counter $59.99, Senza: Keto & Fasting unknown.
Features that differ
Photo logging: only Cronometer: Calorie Counter is marked available. AI photo logging available for quick meal entry.
Micronutrients: only Cronometer: Calorie Counter is marked available. Tracks up to 84 nutrients.
Water tracking: only Cronometer: Calorie Counter is marked available. Standard water intake logging.
Coach connection: only Cronometer: Calorie Counter is marked available. Professional platform for remote monitoring.
Accuracy focus: only Cronometer: Calorie Counter is marked available. Verified, lab-analyzed database.
Fit
Cronometer: Calorie Counter is filed for Data-Driven Users — Ideal for those who want precise, verified nutritional data.; Micronutrient Trackers — Best for users monitoring specific vitamin or mineral deficiencies..
Senza: Keto & Fasting has no best-fit line.
Where the scores differ
Accuracy: Cronometer: Calorie Counter 10, Senza: Keto & Fasting 5. Cronometer: Calorie Counter: Quality rating of the accuracy feature (5 if unknown). Senza: Keto & Fasting: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Cronometer: Calorie Counter 6.5, Senza: Keto & Fasting 10. Cronometer: Calorie Counter: 10 - annualised price $59.99/15 (+0.5 if free trial). Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial).
Ease of use: Cronometer: Calorie Counter 9, Senza: Keto & Fasting 5. Cronometer: Calorie Counter: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode). Senza: Keto & Fasting: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode).
Feature depth: Cronometer: Calorie Counter 10, Senza: Keto & Fasting 2.3. Cronometer: Calorie Counter: 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.
Beginner friendliness: Cronometer: Calorie Counter 9.4, Senza: Keto & Fasting 7. Cronometer: Calorie Counter: 60% easeOfUse + 40% beginner skill-level fit. Senza: Keto & Fasting: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Cronometer: Calorie Counter 8.5, Senza: Keto & Fasting 9. Cronometer: Calorie Counter: Bayesian rating 4.69 (iOS 4.77x100750 + Play 4.55x60125, prior 4.3x200) + review stars sentiment +0.10 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: Cronometer: Calorie Counter 9.1, Senza: Keto & Fasting 1.7. Cronometer: Calorie Counter: Last release 5 days ago (half-life 90d, 70%) + median 8 days between releases (30%). Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%).
Traction: Cronometer: Calorie Counter 8.7, Senza: Keto & Fasting 6.8. Cronometer: Calorie Counter: log10 of 160875 total ratings (iOS+Play), 1M ratings = 10. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Cronometer: Calorie Counter 8, Senza: Keto & Fasting 0. Cronometer: Calorie Counter: Best quality of aiCoach / coachConnection features. Senza: Keto & Fasting: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Cronometer: Calorie Counter if you need Photo logging and Micronutrients.