Calorie Tracker Guide · 2026-11-14
Verdict
Dexcom Clarity prices as Free. Calorie Counter by Lean AI prices as Free · 9 in-app purchase option(s). Calorie Counter by Lean AI is marked for Photo logging, Barcode scanner, Apple Health. Dexcom Clarity is not. Editorial scores are 4.2 for Dexcom Clarity and 6.6 for Calorie Counter by Lean AI, on a 10-point scale. That score is not the store rating.
Price
Dexcom Clarity: Free.
Calorie Counter by Lean AI: Free · 9 in-app purchase option(s).
Monthly figure: Dexcom Clarity unknown, Calorie Counter by Lean AI $19.99.
Yearly figure: Dexcom Clarity unknown, Calorie Counter by Lean AI $19.99.
Features that differ
Photo logging: only Calorie Counter by Lean AI is marked available. The app features an AI Meal Scanner to detect calories and macros from photos. While advertised as precise, a user review indicates 'rough' calculations, suggesting inconsistent accuracy.
Barcode scanner: only Calorie Counter by Lean AI is marked available.
Apple Health: only Calorie Counter by Lean AI is marked available. Integrates with Apple Health and Apple Watch to sync activity data and adjust calorie goals.
Macro tracking: only Calorie Counter by Lean AI is marked available. The app tracks protein, carbs, and fat intake. While a core feature, accuracy concerns from reviews about food calculations may impact macro tracking reliability.
Workout tracking: only Calorie Counter by Lean AI is marked available. The app integrates with Apple Health to sync workout data, which is used for activity-based calorie goal adjustments.
Fasting: only Calorie Counter by Lean AI is marked available. Supports intermittent fasting with tracking for 16-hour goals and monitoring start/end times. No evidence of more advanced fasting protocols.
Accuracy focus: only Calorie Counter by Lean AI is marked available. Advertised as precise, but user reviews report 'rough' calculations and issues with food recognition accuracy, particularly for portion sizes.
Fit
Dexcom Clarity has no best-fit line.
Calorie Counter by Lean AI is filed for AI-assisted food logging — Individuals who want to quickly log meals using photo recognition or barcode scanning to simplify calorie and macro tracking.; Weight management — Users focused on achieving weight loss or muscle gain goals through consistent calorie and macro monitoring.; Intermittent fasting support — Those following intermittent fasting protocols who need a tool to track their fasting windows and progress..
Where the scores differ
Accuracy: Dexcom Clarity 5, Calorie Counter by Lean AI 4.5. Dexcom Clarity: Quality rating of the accuracy feature (5 if unknown). Calorie Counter by Lean AI: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Dexcom Clarity 10, Calorie Counter by Lean AI 9.2. Dexcom Clarity: 10 - annualised price $0.00/15 (+0.5 if free trial). Calorie Counter by Lean AI: 10 - annualised price $19.99/15 (+0.5 if free trial).
Ease of use: Dexcom Clarity 5, Calorie Counter by Lean AI 7.2. Dexcom Clarity: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode). Calorie Counter by Lean AI: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode).
Feature depth: Dexcom Clarity 1.1, Calorie Counter by Lean AI 5.8. Dexcom Clarity: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Calorie Counter by Lean AI: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
Beginner friendliness: Dexcom Clarity 7, Calorie Counter by Lean AI 8.3. Dexcom Clarity: 60% easeOfUse + 40% beginner skill-level fit. Calorie Counter by Lean AI: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Dexcom Clarity 5.9, Calorie Counter by Lean AI 6.7. Dexcom Clarity: Bayesian rating 4.31 (iOS 4.60x13153 + Play 3.87x8508, prior 4.3x200) + review stars sentiment +0.15 over 20 reviews. Calorie Counter by Lean AI: Bayesian rating 4.46 (iOS 4.68x2652 + Play 3.95x1099, prior 4.3x200) + review stars sentiment -0.20 over 20 reviews.
Maintenance: Dexcom Clarity 1.5, Calorie Counter by Lean AI 8.6. Dexcom Clarity: Last release 312 days ago (half-life 90d, 70%) + median 78 days between releases (30%). Calorie Counter by Lean AI: Last release 10 days ago (half-life 90d, 70%) + median 12 days between releases (30%).
Traction: Dexcom Clarity 7.2, Calorie Counter by Lean AI 6. Dexcom Clarity: log10 of 21661 total ratings (iOS+Play), 1M ratings = 10. Calorie Counter by Lean AI: log10 of 3751 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Dexcom Clarity 0, Calorie Counter by Lean AI 5.5. Dexcom Clarity: Best quality of aiCoach / coachConnection features. Calorie Counter by Lean AI: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Calorie Counter by Lean AI if you need Photo logging and Barcode scanner.