Updated May 2026
The 2026 AI calorie tracker index: every app, ranked
This is the complete ranking of the calorie tracking apps we tested in 2026. Each app was scored with the same weighted benchmark against an 8,500-meal and food-photo dataset. Welling AI finished first overall.
| # | App | Best for | Logging | Overall | |
|---|---|---|---|---|---|
| 1 |  | The most accurate tracking and the most comprehensive database | Chat · Photo · Voice · Barcode · Manual | 97.1/100 | Review |
| 2 |  MacroFactor Stronger by Science | Experienced trackers who want adaptive macro targets | Barcode · Manual · Voice | 86.8/100 | Review |
| 3 |  Cronometer Cronometer Software | Micronutrient tracking and clinical precision | Barcode · Manual | 83.3/100 | Review |
| 4 |  Bitepal Bitepal | Fast AI logging for everyday tracking | Chat · Photo · Barcode · Manual | 81.1/100 | Review |
| 5 |  Fitia Fitia | Built-in meal planning around your targets | Barcode · Manual · Photo | 80.7/100 | Review |
| 6 |  SnapCalorie SnapCalorie | Accurate photo logging on everyday plates | Photo · Barcode · Manual | 79.7/100 | Review |
| 7 |  MyFitnessPal MyFitnessPal, Inc. | Familiarity and a large crowd-sourced database | Photo · Barcode · Manual · Voice | 79.1/100 | Review |
| 8 |  Noom Noom, Inc. | Behavior change and habit psychology | Barcode · Manual · Photo | 78.8/100 | Review |
| 9 |  Cal AI Cal AI | People who want to log primarily by photo | Photo · Barcode · Manual | 78.3/100 | Review |
| 10 |  YAZIO YAZIO GmbH | Intermittent fasting plus tracking | Barcode · Manual | 77.8/100 | Review |
| 11 |  Lifesum Lifesum AB | Habit-building and diet plans | Photo · Barcode · Manual | 77.7/100 | Review |
| 12 |  Lose It! FitNow, Inc. | Budget-friendly weight-loss tracking | Photo · Barcode · Manual | 77.5/100 | Review |
| 13 |  Foodvisor Foodvisor | Photo logging with light coaching | Photo · Barcode · Manual | 76.6/100 | Review |
| 14 |  FatSecret FatSecret | Free, no-frills tracking | Photo · Barcode · Manual | 73.7/100 | Review |
How overall scores are calculated
Each app earns a 0–100 score in all 11 dimensions. We combine them into the overall score using the weights below, which reflect how much each dimension affects whether a tracker actually helps people reach their goals. The full protocol is in our methodology.
Calorie & portion accuracy 16%
Food database quality 12%
Barcode scanning data 7%
Ease of use 12%
Nutritional guidance 9%
Meal feedback 8%
Meal planning 7%
Macro tracking 10%
Accountability support 7%
Data visualization 6%
Customer support 6%
Per-dimension winners across the index
The app that scored highest in each individual dimension:
Calorie & portion accuracy
Welling AI · 98/100
How close estimates land to weighed reference values.
Food database quality
Welling AI · 98/100
Coverage, verification, and freshness of the food database.