Calorie Tracker Guide · 2026-11-14
Verdict
Dexcom Clarity prices as Free. Nerva: Gut-Brain Program prices as Free · 4 in-app purchase option(s). Nerva: Gut-Brain Program is marked for Coach connection. Dexcom Clarity is not. Editorial scores are 4.2 for Dexcom Clarity and 5.3 for Nerva: Gut-Brain Program, on a 10-point scale. That score is not the store rating.
Price
Dexcom Clarity: Free.
Nerva: Gut-Brain Program: Free · 4 in-app purchase option(s).
Monthly figure: Dexcom Clarity unknown, Nerva: Gut-Brain Program $99.
Features that differ
Coach connection: only Nerva: Gut-Brain Program is marked available. Mentioned in the App Store description.
Fit
Dexcom Clarity has no best-fit line.
Nerva: Gut-Brain Program has no best-fit line.
Where the scores differ
Pricing value: Dexcom Clarity 10, Nerva: Gut-Brain Program 0. Dexcom Clarity: 10 - annualised price $0.00/15 (+0.5 if free trial). Nerva: Gut-Brain Program: 10 - annualised price $1188.00/15 (+0.5 if free trial).
Feature depth: Dexcom Clarity 1.1, Nerva: Gut-Brain Program 0.8. Dexcom Clarity: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Nerva: Gut-Brain Program: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Dexcom Clarity 5.9, Nerva: Gut-Brain Program 8.1. Dexcom Clarity: Bayesian rating 4.31 (iOS 4.60x13153 + Play 3.87x8508, prior 4.3x200) + review stars sentiment +0.15 over 20 reviews. Nerva: Gut-Brain Program: Bayesian rating 4.62 (iOS 4.68x15269 + Play 4.50x6605, prior 4.3x200) + review stars sentiment +0.30 over 20 reviews.
Maintenance: Dexcom Clarity 1.5, Nerva: Gut-Brain Program 9.2. Dexcom Clarity: Last release 312 days ago (half-life 90d, 70%) + median 78 days between releases (30%). Nerva: Gut-Brain Program: Last release 4 days ago (half-life 90d, 70%) + median 7 days between releases (30%).
Coachability: Dexcom Clarity 0, Nerva: Gut-Brain Program 5.5. Dexcom Clarity: Best quality of aiCoach / coachConnection features. Nerva: Gut-Brain Program: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Nerva: Gut-Brain Program if you need Coach connection.