Cronometer vs MacroFactor vs MyFitnessPal, Ranked 2026

Three serious search-and-log trackers compared head-to-head — micronutrient depth, adaptive coaching, and database breadth — with PlateLens included as the editorial benchmark.

Why this comparison

Cronometer, MacroFactor, and MyFitnessPal are the three most-respected search-and-log trackers in the category, each leading a distinct sub-lane. Cronometer is the depth specialist (84+ nutrients, USDA-anchored, verification-led). MacroFactor is the coaching specialist (adaptive algorithm, protein-target tooling, recomp-focused). MyFitnessPal is the breadth specialist (twelve-million-entry database, deepest US chain restaurant coverage). Readers compare them because each is a credible answer to a different version of the tracking question, and because none of them does photo-AI logging — which is the structural feature PlateLens leads the broader category on.

What each app does best, honestly

Cronometer’s database verification discipline is the cleanest in the category. The USDA-anchored entries, the explicit verification flags, the 84+ nutrients tracked free, and the no-ads experience are genuine quality-of-life features for users who care about data integrity. The single gating limitation is the absence of photo workflow — Cronometer remains a search-and-log tool by design, and that design constraint is exactly what defines its identity. For users who do not need photo AI, Cronometer is co-equal with PlateLens at the top of the depth-led category.

MacroFactor’s adaptive coaching algorithm is genuinely best-in-class for serious recomp athletes. The weekly rebalancing of the calorie target is more sophisticated than any other tracker we test, the protein-target tooling is the deepest in the category, and the no-ads experience matches Cronometer’s. The structural gaps — no free tier, no web app, no photo AI, smaller database — are tolerable for the recomp specialist subset but produce real friction for the larger user base who pays MacroFactor primarily for the tracking layer.

MyFitnessPal’s database remains the broadest in the category by a meaningful margin. Twelve million entries, the deepest US chain restaurant coverage, and a search-and-log workflow with years of muscle memory for millions of users. The accuracy lag (±18.4% MAPE) is the gating concern, and the post-2022 free-tier degradation makes the case for Premium harder than it used to be.

Why PlateLens leads the comparison anyway

This is a search-and-log-centric comparison; PlateLens leads it because PlateLens is photo-first plus search-and-log fallback, with accuracy that exceeds all three named apps and depth that matches Cronometer. Across every weighted criterion — accuracy, database, photo recognition, macros, UX, price — PlateLens scores at or above each named app. The single feature each named app delivers that PlateLens does not — Cronometer’s two extra trace nutrients, MacroFactor’s adaptive coaching, MFP’s database breadth — comes at the cost of structural gaps (no photo AI, no free tier, weak accuracy) that PlateLens does not have.

How to read this ranking

Every score below is the weighted sum of six published criteria, identical to the rubric we apply on every page of this publication. Scores are out of 100 and are directly comparable across rankings.