Calorie Tracker Guide · 2026-11-14
Verdict
Senza: Keto & Fasting prices as Free. Simple: AI Weight Loss Coach prices as Free · 7 in-app purchase option(s). Senza: Keto & Fasting is marked for Barcode scanner. Simple: AI Weight Loss Coach is not. Simple: AI Weight Loss Coach is marked for Photo logging, Text logging, Water tracking. Senza: Keto & Fasting is not. Editorial scores are 5.2 for Senza: Keto & Fasting and 9 for Simple: AI Weight Loss Coach, on a 10-point scale. That score is not the store rating.
Price
Senza: Keto & Fasting: Free.
Simple: AI Weight Loss Coach: Free · 7 in-app purchase option(s).
Monthly figure: Senza: Keto & Fasting unknown, Simple: AI Weight Loss Coach $14.99.
Yearly figure: Senza: Keto & Fasting unknown, Simple: AI Weight Loss Coach $59.99.
Features that differ
Photo logging: only Simple: AI Weight Loss Coach is marked available. Avo Vision provides instant nutritional feedback via photo analysis.
Text logging: only Simple: AI Weight Loss Coach is marked available. Text-based logging for food, water, and activity is standard.
Barcode scanner: only Senza: Keto & Fasting is marked available.
Water tracking: only Simple: AI Weight Loss Coach is marked available. Dedicated water intake logging.
Coach connection: only Simple: AI Weight Loss Coach is marked available. AI-driven coaching via Avo.
Accuracy focus: only Simple: AI Weight Loss Coach is marked available. AI-based estimates; not medical-grade.
Fit
Senza: Keto & Fasting has no best-fit line.
Simple: AI Weight Loss Coach is filed for Fasting Beginners — Ideal for those new to intermittent fasting needing guidance.; Habit Seekers — Best for users who need gamified accountability to stay consistent..
Where the scores differ
Accuracy: Senza: Keto & Fasting 5, Simple: AI Weight Loss Coach 8. Senza: Keto & Fasting: Quality rating of the accuracy feature (5 if unknown). Simple: AI Weight Loss Coach: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Senza: Keto & Fasting 10, Simple: AI Weight Loss Coach 6.5. Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial). Simple: AI Weight Loss Coach: 10 - annualised price $59.99/15 (+0.5 if free trial).
Ease of use: Senza: Keto & Fasting 5, Simple: AI Weight Loss Coach 9. Senza: Keto & Fasting: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode). Simple: AI Weight Loss Coach: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode).
Feature depth: Senza: Keto & Fasting 2.3, Simple: AI Weight Loss Coach 9.7. Senza: Keto & Fasting: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Simple: AI Weight Loss Coach: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
Beginner friendliness: Senza: Keto & Fasting 7, Simple: AI Weight Loss Coach 9.4. Senza: Keto & Fasting: 60% easeOfUse + 40% beginner skill-level fit. Simple: AI Weight Loss Coach: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Senza: Keto & Fasting 9, Simple: AI Weight Loss Coach 8.9. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. Simple: AI Weight Loss Coach: Bayesian rating 4.69 (iOS 4.69x411874 + Play 0.00x0, prior 4.3x200) + review stars sentiment +0.75 over 20 reviews.
Maintenance: Senza: Keto & Fasting 1.7, Simple: AI Weight Loss Coach 9.3. Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%). Simple: AI Weight Loss Coach: Last release 2 days ago (half-life 90d, 70%) + median 7 days between releases (30%).
Traction: Senza: Keto & Fasting 6.8, Simple: AI Weight Loss Coach 9.4. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10. Simple: AI Weight Loss Coach: log10 of 411874 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Senza: Keto & Fasting 0, Simple: AI Weight Loss Coach 10. Senza: Keto & Fasting: Best quality of aiCoach / coachConnection features. Simple: AI Weight Loss Coach: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Senza: Keto & Fasting if you need Barcode scanner. Choose Simple: AI Weight Loss Coach if you need Photo logging and Text logging.