FitCommit vs Carbon Diet Coach: Which is Better?
Last updated: July 15, 2026
Honest, feature-by-feature comparison of FitCommit and Carbon Diet Coach. See pricing, pros and cons, and which app is best for your fitness goals.
Quick Summary
FitCommit
Photo-based body-composition scans with connected Future You previews and flexible food tracking.
3-day free trial
Then $1.99/week. Cancel anytime.
Carbon Diet Coach
Science-based macro coaching that adapts weekly
Subscription required
$11.99/month or $99.99/year in the US
Feature Comparison
| Feature | FitCommit | Carbon Diet Coach |
|---|---|---|
| AI Body Scan | ✓Body fat % + lean mass | ×No |
| AI Food Scan | −Photo scan | −Photo, text and label logging |
| Body Fat Tracking | ✓AI scan from camera | ✓Apple Health sync |
| TDEE Calculation | ✓From body composition | ✓Adaptive from check-ins |
| Macro Tracking | −Included | −Included |
| Transformation Preview | ✓Future You | ×No |
| Food Database | −Included | −Large database |
| Workouts | ✓Workout plan with demo videos, in the same app as your food targets | ✓No workout module |
What Makes FitCommit Different
FitCommit connects all four stages in one system: body scan, plan, Future You, and food tracking. 3-day free trial, then $1.99/week. Renews automatically unless canceled.
Try it free →Try FitCommit and see the difference
AI body scan + food camera + transformation preview. Free trial.
Pros and Cons
Carbon Diet Coach Pros
- ✓Created by Dr. Layne Norton (PhD, nutritional sciences) and Keith Kraker, RD
- ✓Weekly check-ins that adjust your macros
- ✓Good for cutting and bulking
- ✓Subscription-based coaching product
Carbon Diet Coach Cons
- ×Separate subscription for macro coaching
- ×No AI body composition scanning
- ×No transformation preview
- ×No body fat % measurement
Which App Should You Choose?
Choose Carbon Diet Coach if:
- →Serious lifters who want macro coaching
- →Users who like weekly check-ins
- →People focused on cutting/bulking cycles
Choose FitCommit if:
- →Users who want body fat % measurement
- →People seeking transformation visualizations
- →Budget-conscious users
Pricing Breakdown
FitCommit
3-day free trial
Then $1.99/week. Cancel anytime.
- ✓Body Scan (body fat %, lean mass)
- ✓AI food scan
- ✓Future You preview at 3, 6 and 12 months
- ✓TDEE from body composition
- ✓Macro tracking
Carbon Diet Coach
Subscription required
$11.99/month or $99.99/year in the US
Try FitCommit Free
Body Scan, Future You and macro targets. Get your body fat number. Then AI Future You predicts how you'll look at your goal, based on your program and how closely you follow it. 3-day free trial, then $1.99/week. Renews automatically unless canceled.
Start Free TrialMore comparisons
Related Guides
Cutting Guide
Deficit levels with timelines and calorie targets for fat loss
Body Recomposition
Build muscle and lose fat at the same time
Body Fat Guide
Visual reference for every body fat percentage for men and women
Meal Timing Calculator
Plan meal timing around training, eating windows, and macro targets
Daily Calories
How many calories you need per day by age, gender, and activity
How Long to Lose Weight
Realistic timelines for any weight loss goal