Calorie Tracker Guide · 2026-11-14
Verdict
Cal AI - Calorie Tracker prices as Free · 7 in-app purchase option(s). Senza: Keto & Fasting prices as Free. Cal AI - Calorie Tracker is marked for Photo logging, Micronutrients, Water tracking. Senza: Keto & Fasting is not. Senza: Keto & Fasting is marked for Barcode scanner. Cal AI - Calorie Tracker is not. Editorial scores are 7.4 for Cal AI - Calorie Tracker and 5.2 for Senza: Keto & Fasting, on a 10-point scale. That score is not the store rating.
Price
Cal AI - Calorie Tracker: Free · 7 in-app purchase option(s).
Senza: Keto & Fasting: Free.
Monthly figure: Cal AI - Calorie Tracker $9.99, Senza: Keto & Fasting unknown.
Yearly figure: Cal AI - Calorie Tracker $29.99, Senza: Keto & Fasting unknown.
Features that differ
Photo logging: only Cal AI - Calorie Tracker is marked available. Core feature allowing users to snap a photo of a meal for nutritional breakdown. Requires subscription. Some user reviews indicate occasional inaccuracies.
Barcode scanner: only Senza: Keto & Fasting is marked available.
Micronutrients: only Cal AI - Calorie Tracker is marked available. The app tracks micronutrients, but multiple user reviews report significant inaccuracies, particularly for sodium and fiber.
Water tracking: only Cal AI - Calorie Tracker is marked available. Water intake can be tracked, but a user review notes the absence of a goal-setting feature or reminders, which are desired.
Accuracy focus: only Cal AI - Calorie Tracker is marked available. While marketing claims high accuracy for AI food recognition, user reviews frequently report inaccuracies, especially with micronutrients and occasional calorie miscalculations.
Fit
Cal AI - Calorie Tracker is filed for Quick Calorie & Macro Tracking — Ideal for users who prioritize fast and easy logging of meals using photo recognition or barcode scanning to track calories and macronutrients.; Weight Management — Suitable for individuals focused on weight loss or gain, leveraging calorie deficit/surplus tracking and visual progress monitoring.; Social Accountability — Good for users motivated by sharing progress and meals within a community or with friends through in-app groups..
Senza: Keto & Fasting has no best-fit line.
Where the scores differ
Accuracy: Cal AI - Calorie Tracker 4.5, Senza: Keto & Fasting 5. Cal AI - Calorie Tracker: Quality rating of the accuracy feature (5 if unknown). Senza: Keto & Fasting: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Cal AI - Calorie Tracker 8.5, Senza: Keto & Fasting 10. Cal AI - Calorie Tracker: 10 - annualised price $29.99/15 (+0.5 if free trial). Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial).
Ease of use: Cal AI - Calorie Tracker 9, Senza: Keto & Fasting 5. Cal AI - Calorie Tracker: 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: Cal AI - Calorie Tracker 7.9, Senza: Keto & Fasting 2.3. Cal AI - Calorie 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.
Beginner friendliness: Cal AI - Calorie Tracker 9.4, Senza: Keto & Fasting 7. Cal AI - Calorie Tracker: 60% easeOfUse + 40% beginner skill-level fit. Senza: Keto & Fasting: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Cal AI - Calorie Tracker 8.4, Senza: Keto & Fasting 9. Cal AI - Calorie Tracker: Bayesian rating 4.70 (iOS 4.80x375722 + Play 4.55x272448, prior 4.3x200) + review stars sentiment -0.20 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: Cal AI - Calorie Tracker 9.3, Senza: Keto & Fasting 1.7. Cal AI - Calorie Tracker: Last release 3 days ago (half-life 90d, 70%) + median 7 days between releases (30%). Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%).
Traction: Cal AI - Calorie Tracker 9.7, Senza: Keto & Fasting 6.8. Cal AI - Calorie Tracker: log10 of 648170 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 Cal AI - Calorie Tracker if you need Photo logging and Micronutrients. Choose Senza: Keto & Fasting if you need Barcode scanner.