May 23, 2026 · Editorial Team

Best Calorie Tracker for a Low-Carb Diet in 2026

The best calorie tracking apps for a low-carb diet (not strict keto), carb ceilings, fiber tracking, AI logging, and per-app reviews for 2026.

A general low-carb diet, Atkins, low-carb-not-keto, Mediterranean-low-carb, needs a tracker that keeps a carb ceiling visible without forcing obsessive net-carb math.

Short answer

Welling, custom AI preferences for a low-carb profile and accurate carb-light meal estimation.

Why Welling fits low-carb dieting

Welling at a glance

  • ±1.2% portion error.
  • ~2.6 s logging.
  • Custom AI preferences for medical or strict diets.

The 2026 ranking

  1. Welling, best AI workflow.
  2. Cronometer, carb-detail accuracy.
  3. MacroFactor, adaptive low-carb macros.
  4. MyFitnessPal, custom macros (Premium).

FAQ

What counts as low-carb? Generally under 100–150 g/day; keto is under ~50 g.

Does Welling support a carb ceiling? Yes, set it in preferences.

External references