Calorie Tracker Guide · 2026-11-14
Verdict
Photo Calorie: AI Food Scanner prices as Free · 5 in-app purchase option(s). Senza: Keto & Fasting prices as Free. Photo Calorie: AI Food Scanner is marked for Photo logging, Text logging, Accuracy focus. Senza: Keto & Fasting is not. Senza: Keto & Fasting is marked for Apple Health. Photo Calorie: AI Food Scanner is not. Editorial scores are 5.6 for Photo Calorie: AI Food Scanner and 5.2 for Senza: Keto & Fasting, on a 10-point scale. That score is not the store rating.
Price
Photo Calorie: AI Food Scanner: Free · 5 in-app purchase option(s).
Senza: Keto & Fasting: Free.
Monthly figure: Photo Calorie: AI Food Scanner $5.99, Senza: Keto & Fasting unknown.
Yearly figure: Photo Calorie: AI Food Scanner $19.99, Senza: Keto & Fasting unknown.
Features that differ
Photo logging: only Photo Calorie: AI Food Scanner is marked available. Primary feature; uses photo scanning for macro/calorie estimation.
Text logging: only Photo Calorie: AI Food Scanner is marked available. Allows manual text entry for meal logging.
Apple Health: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Accuracy focus: only Photo Calorie: AI Food Scanner is marked available. AI estimates can be off; manual editing is required.
Fit
Photo Calorie: AI Food Scanner is filed for Visual Trackers — Users who prefer taking photos over manual data entry.; Impulse Managers — Individuals needing help with food cravings and app-based distractions..
Senza: Keto & Fasting has no best-fit line.
Where the scores differ
Accuracy: Photo Calorie: AI Food Scanner 5.5, Senza: Keto & Fasting 5. Photo Calorie: AI Food Scanner: Quality rating of the accuracy feature (5 if unknown). Senza: Keto & Fasting: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Photo Calorie: AI Food Scanner 8.7, Senza: Keto & Fasting 10. Photo Calorie: AI Food Scanner: 10 - annualised price $19.99/15 (+0.5 if free trial). Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial).
Ease of use: Photo Calorie: AI Food Scanner 9, Senza: Keto & Fasting 5. Photo Calorie: AI Food Scanner: 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: Photo Calorie: AI Food Scanner 5.9, Senza: Keto & Fasting 2.3. Photo Calorie: AI Food Scanner: 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: Photo Calorie: AI Food Scanner 9.4, Senza: Keto & Fasting 7. Photo Calorie: AI Food Scanner: 60% easeOfUse + 40% beginner skill-level fit. Senza: Keto & Fasting: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Photo Calorie: AI Food Scanner 6.7, Senza: Keto & Fasting 9. Photo Calorie: AI Food Scanner: Bayesian rating 4.40 (iOS 4.63x83 + Play 0.00x0, prior 4.3x200) + review stars sentiment +0.56 over 9 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: Photo Calorie: AI Food Scanner 5.6, Senza: Keto & Fasting 1.7. Photo Calorie: AI Food Scanner: Last release 73 days ago (half-life 90d, 70%) + median 26 days between releases (30%). Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%).
Traction: Photo Calorie: AI Food Scanner 3.2, Senza: Keto & Fasting 6.8. Photo Calorie: AI Food Scanner: log10 of 83 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 Photo Calorie: AI Food Scanner if you need Photo logging and Text logging. Choose Senza: Keto & Fasting if you need Apple Health.