Calorie Tracker Guide · 2026-11-14
Verdict
Carbon - Macro Coach & Tracker prices as Free · 3 in-app purchase option(s). Dexcom Clarity prices as Free. Carbon - Macro Coach & Tracker is marked for Barcode scanner, Apple Health, Macro tracking. Dexcom Clarity is not. Editorial scores are 6.6 for Carbon - Macro Coach & Tracker and 4.2 for Dexcom Clarity, on a 10-point scale. That score is not the store rating.
Price
Carbon - Macro Coach & Tracker: Free · 3 in-app purchase option(s).
Dexcom Clarity: Free.
Monthly figure: Carbon - Macro Coach & Tracker $11.99, Dexcom Clarity unknown.
Yearly figure: Carbon - Macro Coach & Tracker $99.99, Dexcom Clarity unknown.
Features that differ
Barcode scanner: only Carbon - Macro Coach & Tracker is marked available.
Apple Health: only Carbon - Macro Coach & Tracker is marked available. Imports weight and body fat data.
Macro tracking: only Carbon - Macro Coach & Tracker is marked available. Primary function; highly customizable.
Micronutrients: only Carbon - Macro Coach & Tracker is marked available. Included in food database tracking.
Accuracy focus: only Carbon - Macro Coach & Tracker is marked available. Highly regarded for scientific accuracy.
Fit
Carbon - Macro Coach & Tracker is filed for Data-Driven Users — Ideal for those who want a structured, science-based approach to nutrition.; Macro Trackers — Perfect for individuals looking to optimize body composition through precise macro management..
Dexcom Clarity has no best-fit line.
Where the scores differ
Accuracy: Carbon - Macro Coach & Tracker 10, Dexcom Clarity 5. Carbon - Macro Coach & Tracker: Quality rating of the accuracy feature (5 if unknown). Dexcom Clarity: Quality rating of the accuracy feature (5 if unknown).
Pricing value: Carbon - Macro Coach & Tracker 3.3, Dexcom Clarity 10. Carbon - Macro Coach & Tracker: 10 - annualised price $99.99/15 (+0.5 if free trial). Dexcom Clarity: 10 - annualised price $0.00/15 (+0.5 if free trial).
Feature depth: Carbon - Macro Coach & Tracker 4.9, Dexcom Clarity 1.1. Carbon - Macro Coach & Tracker: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Dexcom Clarity: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Carbon - Macro Coach & Tracker 9.5, Dexcom Clarity 5.9. Carbon - Macro Coach & Tracker: Bayesian rating 4.79 (iOS 4.83x8166 + Play 4.72x2949, prior 4.3x200) + review stars sentiment +0.65 over 20 reviews. Dexcom Clarity: Bayesian rating 4.31 (iOS 4.60x13153 + Play 3.87x8508, prior 4.3x200) + review stars sentiment +0.15 over 20 reviews.
Maintenance: Carbon - Macro Coach & Tracker 8.9, Dexcom Clarity 1.5. Carbon - Macro Coach & Tracker: Last release 9 days ago (half-life 90d, 70%) + median 8 days between releases (30%). Dexcom Clarity: Last release 312 days ago (half-life 90d, 70%) + median 78 days between releases (30%).
Traction: Carbon - Macro Coach & Tracker 6.7, Dexcom Clarity 7.2. Carbon - Macro Coach & Tracker: log10 of 11115 total ratings (iOS+Play), 1M ratings = 10. Dexcom Clarity: log10 of 21661 total ratings (iOS+Play), 1M ratings = 10.
Who should pick which
Choose Carbon - Macro Coach & Tracker if you need Barcode scanner and Apple Health.