App Review
Noom Review
Fuel Nutrition Team • March 1, 2026
Fuel Nutrition Team • March 1, 2026
| Pain point | What shows up in iOS reviews |
|---|---|
| App frequently fails to load | The most common complaint: the app simply won't open, with no fix other than uninstalling and reinstalling from scratch. |
| Reinstalling resets all user preferences | Because reinstalling is the fix, settings and preferences are lost each time — making a bad experience actively punishing. |
| Food logging lacks basic conveniences | Users report the inability to copy meals or individual items from previous days — a standard feature in virtually every competing tracker. |
| Manual food additions behave inconsistently | Foods added manually don't always register correctly, leading to calorie totals that don't reflect what users actually entered. |
| Customer service is effectively unreachable | Multiple reviews use the word "horrible" for customer service and describe being unable to reach anyone to resolve known issues. |
| Body scan feature is rough and unpleasant | Setup is described as difficult, with an AI voice users find off-putting during the scan — a jarring experience for a premium coaching product. |



Noom's pitch is one of the most intellectually coherent in the nutrition app space: instead of obsessing over macros and calorie counts, build sustainable habits by changing the psychology around food. It's a legitimate philosophy with real research behind it, and some users find the program genuinely useful. The problem is structural: the app designed to deliver this behavioral coaching has become one of the most unreliable daily-use experiences in the category. An app that won't load, requires reinstalling (which resets your preferences), can't copy meals between days, handles manual food entries inconsistently, and offers effectively no working customer service isn't a coaching system — it's a liability.
Fuel is built from the opposite direction: the logging layer is the foundation, not an afterthought bolted to a content program. The AI logger is fast and correctable — the only one in the category that lets you refine input in natural language — so manual additions actually work and corrections stick. The coaching loop lives inside the product: a live daily health score, a personalized morning recap, and a weekly review with an explicit action plan form a multi-touchpoint system that compounds inside one app, without depending on a separate program sitting on top of a brittle base. Data stays on-device, so there's nothing to reset if something goes wrong. Free users get a full coached week so you can evaluate the reliability of the actual coaching loop before committing.
Noom's behavioral coaching philosophy is compelling. The app is not. If you want coaching that actually compounds — built on top of a logging layer that works — Fuel delivers that without the reliability failures, inconsistent food logging, or invisible support team.
Lifesum's trajectory is genuinely unusual in the app space: a company took a product its most engaged users found valuable and deliberately replaced the part they valued most.
YAZIO is one of the most visually polished nutrition trackers in the App Store — clean type, smooth transitions, an "AI" badge on everything, an interface that looks like it belongs in a design portfolio