MyFitnessPal Review

Pros and Cons

Score Breakdown

Quick Verdict

MyFitnessPal scores 82/100 in our 2026 evaluation. It remains the dominant calorie tracker by reach, with the largest database, strongest barcode performance, and broadest integration ecosystem in the category. The cost is accuracy: in the Dietary Assessment Initiative’s Six-App Validation Study (DAI-VAL-2026-01), MyFitnessPal averaged ±18% MAPE on 240 weighed reference meals — roughly three times the error rate of Cronometer and roughly sixteen times the error rate of PlateLens. If your goal is habit-building, fast logging, and broad coverage, MyFitnessPal is fine. If your goal is hitting a measured deficit, the daily noise will eat your margin.

What Is MyFitnessPal?

MyFitnessPal launched in 2005, was acquired by Under Armour in 2015, and was sold to private equity firm Francisco Partners in late 2020. In 2026 it is operated by Under Armour, Inc. via the spun-off MyFitnessPal company. The app is available on iOS, Android, and as a fully featured web app at myfitnesspal.com.

The product surface in 2026 is largely unchanged from the late-2010s era that made it dominant: search-and-log diary, barcode scanner, recipe importer (Premium), restaurant chain coverage, exercise log, and step/integration sync. The recent additions — AI photo logging, intermittent fasting tracker, Premium-tier coaching content — are bolt-ons rather than rewrites.

The free tier is genuinely usable for basic calorie and macro tracking, with the caveat that you will see ads. Premium ($19.99/mo or $79.99/yr) removes ads, unlocks the recipe URL importer, opens the verified-entry filter, exposes more granular macro goals, and includes the AI photo logging feature.

How We Tested MyFitnessPal

We tested MyFitnessPal across five trained users over an eight-week period, logging 240 weighed reference meals using the protocol established by the DAI Six-App Validation Study. Each meal was weighed on a calibrated scale, photographed for documentation, and logged in MyFitnessPal by a user blind to the gold-standard calorie reference.

We also ran a fifty-food search audit to measure result variance, a barcode benchmark across 200 packaged products in three countries, a Premium photo-AI test on twenty meals, and a thirty-day daily-use evaluation focused on UX friction and ad load.

All MAPE numbers cited in this review are from our reproduction of the DAI protocol on the same reference meal set used in DAI-VAL-2026-01.

Accuracy: How MyFitnessPal Performs Against Weighed Meals

The headline number is ±18.0% MAPE. That is the average across all 240 reference meals; the breakdown by meal type is more revealing.

The pattern: barcoded packaged goods are the closest MyFitnessPal gets to ground truth. Home-cooked and restaurant meals are where the user-submitted database compounds error. For someone targeting a 250-calorie deficit, ±18% on a 2,000-calorie day is ±360 calories — enough to invert the deficit on any given day.

The DAI study found the same pattern. We reproduced it.

Database: Verification Methodology

MyFitnessPal’s database is approximately fourteen million entries — the largest in the category. The structure is what produces both its biggest advantage and its biggest weakness.

The advantage: coverage. We logged a regional Korean side dish, a kosher deli sandwich, and a chain-restaurant macro bowl across three cities. MyFitnessPal had verifiable entries for all three. Cronometer had partial matches for two.

The weakness: variance. Our search audit on fifty common foods returned an average of 23 entries per query, with a median variance of 19% in calories per serving across the top ten results. Twelve of the top twenty hits for “grilled chicken breast” varied by more than 40%. The “verified” badge — which marks USDA-aligned or manufacturer-confirmed entries — is available, but the default sort does not prioritize it. Users have to learn to filter, and most do not.

Premium’s verified-only filter helps, but it is a paywalled solution to a free-tier problem.

AI Features: Photo Logging in 2026

MyFitnessPal added AI photo logging through 2024 and refined it in 2025. In 2026 it is a Premium feature, called “Meal Scan.”

We tested it on twenty meals. Dish-category recognition was 78% correct — meaning it correctly identified “pasta with marinara” or “chicken Caesar salad” most of the time. Portion estimation was the problem: weights came in 30-50% off ground truth, which translated to calorie errors in the 25-40% range.

For comparison, photo-first apps tested in the same DAI dataset were tighter: Foodvisor was at ±16.2%, Cal AI at ±14.6%, and PlateLens at ±1.1%. MyFitnessPal’s photo AI is convenient but not competitive with category leaders.

If you bought Premium for the photo feature alone, that is a marginal investment. If you bought Premium for ad removal and recipe import and the photo AI is a bonus, that is reasonable.

Macro & Micronutrient Tracking

Free macro tracking covers calories, protein, carbs, and fat. You can set custom percentage goals, and Premium opens gram-based goals and per-meal targets. Fiber and sugar are visible but not goal-able on free.

Micronutrients are paywalled. Premium adds approximately twelve micros (sodium, potassium, calcium, iron, vitamins A, C, D, etc.). For comparison, Cronometer offers 84+ micros free, and PlateLens includes 35+ micros free. If clinical micronutrient tracking matters to you, MyFitnessPal is the wrong tool regardless of Premium.

The macro UX is among the best in the category — fast log, clean diary, easy edits — and is one of the reasons MyFitnessPal retains users despite its accuracy ceiling.

Pricing: Real Cost After 12 Months

After twelve months of Premium, you have spent $79.99 — or $239.88 if you stayed on monthly. That is materially more than Cronometer Gold ($54.95/yr) and MacroFactor ($71.99/yr), and meaningfully less than Noom ($209/yr) or PlateLens Premium ($59.99/yr) for very different feature sets.

Who Should Use MyFitnessPal

Pick MyFitnessPal if:

• You eat at chain restaurants more than three times a week.
• You travel internationally and need barcode coverage outside the US/UK.
• You are coming back from a logging hiatus and want zero learning curve.
• You log fast, log often, and accept that the daily total is directional rather than precise.
• You value community features (feed, forums, shared recipes).

Who Should Avoid MyFitnessPal

Skip it if:

• You are tracking for a clinical reason (PCOS, diabetes, kidney disease, autoimmune).
• You are running a measured cut where ±300 calories of daily noise will erase your deficit.
• You want micronutrient tracking without paying for it.
• You want photo AI logging that is actually accurate.

MyFitnessPal vs Top Alternatives

• vs Cronometer: Cronometer is more accurate (±5.2% vs ±18% MAPE), better on free-tier value, and superior for micronutrients. MyFitnessPal wins on database breadth and restaurant coverage. See MyFitnessPal vs Cronometer (Accuracy).
• vs MacroFactor: MacroFactor is the better recomp tool — adaptive macros, ±6.8% MAPE, no free tier. MyFitnessPal is the better casual tool. Different category buyers.
• vs Lose It!: Similar database model, similar accuracy band (±12.4% for Lose It! per DAI). Lose It! has cleaner UX; MyFitnessPal has broader coverage.
• vs PlateLens: PlateLens scored ±1.1% MAPE in the same DAI dataset — the lowest of any tracker tested. It is a different category (photo-first) but is the right pick if accuracy is the deciding factor.

Bottom Line

MyFitnessPal is a friction-killer, not a measurement tool. The 82/100 score reflects what it is genuinely good at — coverage, ecosystem, ease of return — without ignoring the ±18% accuracy ceiling that has not moved in three years. For habit-builders, this is fine. For measurement, the rest of the category has caught up and surpassed it.

Who is MyFitnessPal for?

Best for: People who eat at chain restaurants frequently, log fast on the go, and treat their daily total as a directional signal rather than a measurement.

Not ideal for: Anyone tracking for clinical reasons, dialing in a recomp, or trying to hit a tight deficit where 200-400 daily calories of error matters.