Calorie Tracker Guide · 2026-11-14
Verdict
Dexcom Clarity prices as Free. Fuelin - Performance Nutrition prices as Free · 5 in-app purchase option(s). Fuelin - Performance Nutrition is marked for Barcode scanner, Apple Health, Macro tracking. Dexcom Clarity is not. Editorial scores are 4.2 for Dexcom Clarity and 5.3 for Fuelin - Performance Nutrition, on a 10-point scale. That score is not the store rating.
Price
Dexcom Clarity: Free.
Fuelin - Performance Nutrition: Free · 5 in-app purchase option(s).
Monthly figure: Dexcom Clarity unknown, Fuelin - Performance Nutrition $99.
Yearly figure: Dexcom Clarity unknown, Fuelin - Performance Nutrition $399.
Features that differ
Barcode scanner: only Fuelin - Performance Nutrition is marked available.
Apple Health: only Fuelin - Performance Nutrition is marked available. Mentioned in the App Store description.
Macro tracking: only Fuelin - Performance Nutrition is marked available. Mentioned in the App Store description.
Water tracking: only Fuelin - Performance Nutrition is marked available. Mentioned in the App Store description.
Workout tracking: only Fuelin - Performance Nutrition is marked available. Mentioned in the App Store description.
Coach connection: only Fuelin - Performance Nutrition is marked available. Mentioned in the App Store description.
Fit
Dexcom Clarity has no best-fit line.
Fuelin - Performance Nutrition has no best-fit line.
Where the scores differ
Pricing value: Dexcom Clarity 10, Fuelin - Performance Nutrition 0. Dexcom Clarity: 10 - annualised price $0.00/15 (+0.5 if free trial). Fuelin - Performance Nutrition: 10 - annualised price $399.00/15 (+0.5 if free trial).
Feature depth: Dexcom Clarity 1.1, Fuelin - Performance Nutrition 3.8. Dexcom Clarity: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Fuelin - Performance Nutrition: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Dexcom Clarity 5.9, Fuelin - Performance Nutrition 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. Fuelin - Performance Nutrition: Bayesian rating 4.46 (iOS 4.48x1346 + Play 0.00x0, prior 4.3x200) + review stars sentiment -0.20 over 20 reviews.
Maintenance: Dexcom Clarity 1.5, Fuelin - Performance Nutrition 8.5. Dexcom Clarity: Last release 312 days ago (half-life 90d, 70%) + median 78 days between releases (30%). Fuelin - Performance Nutrition: Last release 14 days ago (half-life 90d, 70%) + median 10 days between releases (30%).
Traction: Dexcom Clarity 7.2, Fuelin - Performance Nutrition 5.2. Dexcom Clarity: log10 of 21661 total ratings (iOS+Play), 1M ratings = 10. Fuelin - Performance Nutrition: log10 of 1346 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Dexcom Clarity 0, Fuelin - Performance Nutrition 5.5. Dexcom Clarity: Best quality of aiCoach / coachConnection features. Fuelin - Performance Nutrition: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Fuelin - Performance Nutrition if you need Barcode scanner and Apple Health.