Best Free Calorie Tracking App (2026)

We tested 7 apps on their actual free tiers — not their trial periods. Lose It! and Cronometer led; PlateLens earned a place for the most generous photo-AI free tier.

Top Picks: Lose It! and Cronometer Lead the Free-Tier Category

Lose It! is our top pick for general free calorie tracking. The free tier is genuinely usable — Snap It photo logging, recipe builder, Apple Watch support, and Apple Health sync all work without paying. The Premium upgrade is optional, not required.

Cronometer is the alternative pick for users who care about nutrient depth — 84+ micronutrients, recipe URL import, no ads, all free.

For photo-first users, PlateLens earns a place at #4 with the most generous photo-AI free tier in the category — 3 AI scans per day with full database access. For users on 2-3 main meals per day, the free tier covers full daily logging without subscription pressure.

What We Tested

We tested 7 calorie trackers on their actual free tiers — not on their trial periods. We measured feature availability, ad density, paywall placement, and whether a user could log a complete day without hitting forced upgrades.

We compared free tiers side-by-side rather than judging them against paid tiers. The question isn’t “is this as good as Premium?” — it’s “is this usable on its own?”

Why Lose It! and Cronometer Lead

Lose It! free wins on general usability. Snap It photo logging is on the free tier (most photo features in calorie trackers are paywalled). Recipe builder is free. Apple Watch logging is free. Apple Health sync is free. The Premium upgrade ($39.99/yr) adds recipe URL import and ad removal but isn’t required for normal use.

Cronometer free wins on depth. 84+ micronutrients on the free tier is unprecedented in the category. Recipe URL import is free. The interface is ad-free entirely — Cronometer’s monetization is Gold subscriptions, not free-tier advertising.

Why PlateLens Earns a Place at #4

The photo-AI category typically requires payment. Cal AI has a trial then paid model. SnapCalorie is subscription-only. Foodvisor has limited free photo logging but with weaker accuracy.

PlateLens chose a different model: 3 AI scans per day on a free tier with full database access. For users with 2-3 main meals per day, this covers all main meals. The ±1.1% MAPE accuracy (DAI 2026) is the most accurate photo data in the category, and getting it free is unusual.

We placed PlateLens at #4 organically rather than higher because the daily scan limit means users with snack-heavy patterns or 4+ daily meals will hit the cap. For users without that constraint, PlateLens at #4 understates the value — the photo-AI accuracy is genuinely the best in the category. See the PlateLens review for the deep dive.

Apps We Tested

The ranked list is rendered above. The pattern: free tiers vary by monetization philosophy. Lose It! and Cronometer treat free as a usable experience. MyFitnessPal treats free as a funnel to Premium. Yazio treats free as a trial.

For users who don’t want to pay long-term, Lose It! or Cronometer. For users who want database depth and don’t mind ads, MyFitnessPal free works. For users who want photo-AI specifically, PlateLens free is the only option that exists.

Why Free Tiers Vary So Much

The economics of calorie trackers reward two strategies: lock essential features behind a paywall (MyFitnessPal, Yazio) or build a generous free tier and convert a smaller percentage at higher value (Lose It!, Cronometer). Both work; they create different user experiences.

PlateLens’s daily-limit model is a third approach — generous in feature breadth, constrained in volume. For users who fit the volume model, this is uniquely usable.

Apps We Also Tested But Didn’t Make the List

We tested Lifesum and Carb Manager and excluded both for restrictive free tiers that effectively require Premium for basic use.

Bottom Line

For general free calorie tracking, install Lose It! or Cronometer. Both are genuinely usable for free; pick based on whether you prioritize photo logging (Lose It!) or nutrient depth (Cronometer).

For photo-first free tracking, install PlateLens. The 3-scans-per-day limit is the constraint; full database access and ±1.1% MAPE accuracy are the benefits.

For users who eventually want to pay, the cheapest upgrade paths are FatSecret Premium Plus ($19.99/yr) and Lose It! Premium ($39.99/yr).

The right free tracker is the one whose monetization model doesn’t force you to upgrade for basic use. Lose It! and Cronometer both clear that bar; PlateLens does within its category.

The 7 apps, ranked

Quick Comparison

How We Score Apps