Calorie Tracker Guide · 2026-11-14
Verdict
Sano: Photo Calorie Tracking prices as Free · 5 in-app purchase option(s). Senza: Keto & Fasting prices as Free. Sano: Photo Calorie Tracking is marked for Photo logging, Audio logging, Text logging. Senza: Keto & Fasting is not. Senza: Keto & Fasting is marked for Barcode scanner, Workout tracking, Fasting. Sano: Photo Calorie Tracking is not. Editorial scores are 5.8 for Sano: Photo Calorie Tracking and 5.2 for Senza: Keto & Fasting, on a 10-point scale. That score is not the store rating.
Price
Sano: Photo Calorie Tracking: Free · 5 in-app purchase option(s).
Senza: Keto & Fasting: Free.
Monthly figure: Sano: Photo Calorie Tracking $9.99, Senza: Keto & Fasting unknown.
Yearly figure: Sano: Photo Calorie Tracking $49.99, Senza: Keto & Fasting unknown.
Features that differ
Photo logging: only Sano: Photo Calorie Tracking is marked available. Core feature allowing users to snap a photo of their meal for nutritional breakdown.
Audio logging: only Sano: Photo Calorie Tracking is marked available. Microphone icon in the text input field suggests voice-to-text functionality for meal descriptions, leveraging AI text recognition.
Text logging: only Sano: Photo Calorie Tracking is marked available. Core feature enabling users to describe meals with text for nutritional analysis.
Barcode scanner: only Senza: Keto & Fasting is marked available.
Workout tracking: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Fasting: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Accuracy focus: only Sano: Photo Calorie Tracking is marked available. While the app claims intelligent AI and accuracy, user reviews are conflicting, with some praising accuracy and others reporting significant calculation errors and data inconsistencies.
Fit
Sano: Photo Calorie Tracking is filed for AI-powered meal logging — Users who prioritize quick and effortless meal tracking using photo or text recognition.; Macro & calorie tracking — Individuals focused on precise monitoring of their caloric and macronutrient intake.; Weight management — Those aiming to lose or maintain weight, with visual progress tracking for accountability..
Senza: Keto & Fasting has no best-fit line.
Where the scores differ
Accuracy: Sano: Photo Calorie Tracking 4.5, Senza: Keto & Fasting 5. Sano: Photo Calorie Tracking: Quality rating of the accuracy feature (5 if unknown). Senza: Keto & Fasting: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Sano: Photo Calorie Tracking 7.2, Senza: Keto & Fasting 10. Sano: Photo Calorie Tracking: 10 - annualised price $49.99/15 (+0.5 if free trial). Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial).
Ease of use: Sano: Photo Calorie Tracking 10, Senza: Keto & Fasting 5. Sano: Photo Calorie Tracking: 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: Sano: Photo Calorie Tracking 5.4, Senza: Keto & Fasting 2.3. Sano: Photo Calorie Tracking: 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: Sano: Photo Calorie Tracking 10, Senza: Keto & Fasting 7. Sano: Photo Calorie Tracking: 60% easeOfUse + 40% beginner skill-level fit. Senza: Keto & Fasting: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Sano: Photo Calorie Tracking 7.7, Senza: Keto & Fasting 9. Sano: Photo Calorie Tracking: Bayesian rating 4.59 (iOS 4.75x359 + Play 0.00x0, prior 4.3x200) + review stars sentiment -0.14 over 7 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: Sano: Photo Calorie Tracking 6.1, Senza: Keto & Fasting 1.7. Sano: Photo Calorie Tracking: Last release 86 days ago (half-life 90d, 70%) + median 6.0 days between releases (30%). Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%).
Traction: Sano: Photo Calorie Tracking 4.3, Senza: Keto & Fasting 6.8. Sano: Photo Calorie Tracking: log10 of 359 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 Sano: Photo Calorie Tracking if you need Photo logging and Audio logging. Choose Senza: Keto & Fasting if you need Barcode scanner and Workout tracking.