Calorie Tracker Guide · 2026-11-14
Verdict
Dexcom Clarity prices as Free. Nutron: Food Scanner prices as Free · 6 in-app purchase option(s). Nutron: Food Scanner is marked for Barcode scanner, Macro tracking, Water tracking. Dexcom Clarity is not. Editorial scores are 4.2 for Dexcom Clarity and 4.7 for Nutron: Food Scanner, on a 10-point scale. That score is not the store rating.
Price
Dexcom Clarity: Free.
Nutron: Food Scanner: Free · 6 in-app purchase option(s).
Features that differ
Barcode scanner: only Nutron: Food Scanner is marked available.
Macro tracking: only Nutron: Food Scanner is marked available. Mentioned in the App Store description.
Water tracking: only Nutron: Food Scanner is marked available. Mentioned in the App Store description.
Fit
Dexcom Clarity has no best-fit line.
Nutron: Food Scanner has no best-fit line.
Where the scores differ
Pricing value: Dexcom Clarity 10, Nutron: Food Scanner 7.8. Dexcom Clarity: 10 - annualised price $0.00/15 (+0.5 if free trial). Nutron: Food Scanner: 10 - annualised price $39.99/15 (+0.5 if free trial).
User feedback: Dexcom Clarity 5.9, Nutron: Food Scanner 7.4. Dexcom Clarity: Bayesian rating 4.31 (iOS 4.60x13153 + Play 3.87x8508, prior 4.3x200) + review stars sentiment +0.15 over 20 reviews. Nutron: Food Scanner: Bayesian rating 4.56 (iOS 4.61x1076 + Play 0.00x0, prior 4.3x200) + review stars sentiment -0.40 over 20 reviews.
Maintenance: Dexcom Clarity 1.5, Nutron: Food Scanner 5.9. Dexcom Clarity: Last release 312 days ago (half-life 90d, 70%) + median 78 days between releases (30%). Nutron: Food Scanner: Last release 98 days ago (half-life 90d, 70%) + median 5 days between releases (30%).
Traction: Dexcom Clarity 7.2, Nutron: Food Scanner 5.1. Dexcom Clarity: log10 of 21661 total ratings (iOS+Play), 1M ratings = 10. Nutron: Food Scanner: log10 of 1076 total ratings (iOS+Play), 1M ratings = 10.
Who should pick which
Choose Nutron: Food Scanner if you need Barcode scanner and Macro tracking.