App ideas,
buried in a million complaints.
We count the complaints across App Store reviews and rank what nobody has fixed.
What users complain about — counted, instant·Free
On the App Store
MyFitnessPal: Calorie Counter
MyFitnessPal, Inc.
4.7
2.3M ratings
Then we counted the reviews
What we counted
774 reviews since May 2026
72%of them are one or two stars — 555 of 774
The redesign made it harder to use346
Basic features moved behind the paywall152
Across all 10 calorie-tracking apps
Barcode scanner moved to paywall112 · 9 of 10 apps
Core features locked behind paywall54 · 10 of 10 apps
Logging a meal now takes more taps34
Beyond the reviews.
Actionable insight, not a wall of reviews — the real problems, and the gaps nobody has closed.
Patterns
See what repeats across the market.
Issue prevalence across 21 calorie tracking apps.
MyFitnessPal
Noom
Lose It!
Cronometer
Cal AI
Lifesum
Billing & subscriptions
Barcode scanning
Sync issues
Inaccurate tracking
20of 21 apps
flag billing complaints
flag billing complaints
1 in 4 reviews, every month
“I can’t cancel my subscription.”
Cal AI review
100% App Store reviews. No surveys. No noise.
Build with evidence, not assumptions.
Turn user feedback into confident product decisions.
What founders focus on
- AI features
- Gamification
- Advanced analytics
- Growth hacks
- Virality
What users actually mention
Billing
Can't cancel · surprise charges
42%
Sync issues
Data lost across devices
18%
Onboarding
Confusing, heavy first run
12%
Don’t have an idea yet?
Start from the other end — the gaps that count highest across every category we track, ranked.
Questions and answers
Find the gap nobody has fixed — then build exactly that.
We classify thousands of real App Store reviews into themes, then count what fell into each bucket. Frequencies are real arithmetic. Quotes are verbatim. Theme labels are short LLM names — three to six words, no narrative.