Lifesum is a health and fitness app for iOS that provides calorie counting, macro tracking, and personalized nutrition plans via AI-enhanced logging.
Product velocity
Maintenance
Daily rank 🇺🇸
#97
Health & Fitness · grossing
Sentiment
4.6
149k reviews
Nemesis
MyFitnessPal: Calorie Counter
The App DNA
What makes this app unique?
Users rely on the app to manage weight and nutrition, but the recent AI-first interface shift introduces friction that disrupts established daily tracking habits.
For Individuals seeking weight management, body composition tracking, or improved eating habits through data-driven guidance.
Key features
Logs food intake via photo recognition, voice input, text, or barcode scanning. Reduces friction in the daily logging habit — increases DAU/MAU ratio, expands ad-inventory per active user.
Evaluates health based on combined metrics of nutrition, hydration, and activity levels. Provides a proprietary health metric that creates a high switching cost — direct retention lever for long-term subscribers.
How much does it cost?
Freemium model gates advanced nutrition plans and recipe access behind a recurring subscription.
Velocity
Maintenance developmentperformanceopaqueShow more...
Lifesum currently operates on a maintenance cadence, with three releases identified over the last 85 days. The development team has focused exclusively on stability and bug squashing, as evidenced by the generic release notes provided for the latest version and its predecessors. There is no indication of new feature development or live operations in the recent history. The current release frequency suggests a stable but low-velocity maintenance cycle.
Who built it?
User Sentiment
What do users think recently?
The recent review mood reads frustrated. Users appreciate long-term users previously valued the intuitive manual tracking and reliable food database for weight management and the photo-based logging feature was highly regarded for its convenience before recent interface changes, but report forced ai-driven interface changes make manual food logging significantly more difficult and less accurate.
How are ratings & reviews evolving?
What users say, by theme
- Long-term users previously valued the intuitive manual tracking and reliable food database for weight management
- The photo-based logging feature was highly regarded for its convenience before recent interface changes
- Forced AI-driven interface changes make manual food logging significantly more difficult and less accurate
60 of 98 recent reviews analyzed · high confidence · Frustrated overall
Read the full review analysisUnlock 2 more frustration themes and 2 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Lifesum: AI Calorie Counter
How's the Health & Fitness market?
Lifesum maintains a consistent presence in the Health & Fitness category, though recent technical instability threatens its retention of long-term users.
Read the market outlookThe rivals identified
By MyFitnessPal, Inc.
With nearly 3 million ratings and a massive, established user base, this is the primary benchmark for calorie tracking and food database depth.
- Maintains a massive, crowd-sourced food database that provides superior search results for niche or regional food items.
- Offers deep integration with hundreds of third-party fitness trackers and wearable devices beyond basic health app syncing.
- Provides a robust community forum and social support network that creates significant user lock-in through social accountability.
WeightWatchers ProgramContender
Noom Weight Loss, Food TrackerContender
Calorie Counter by Lose It!ContenderUnlock the head-to-head verdict: where this rival wins, and where it loses.
Access the full report for freeThe Analyst's Read
Key takeaways for Lifesum: AI Calorie Counter
Where is it heading?
Users report: The health tracking market is consolidating around reliable, high-accuracy data entry, leaving Lifesum exposed to rivals that prioritize clinical precision. Maintenance-mode updates leave the app vulnerable to live-ops competitors that can erode its user base through superior stability and feature responsiveness.
- Technical regressions in the latest release (frequent logouts, data loss) erode the daily habit loop, which compounds the rating drag already visible.
- The forced AI-first interface creates a friction barrier for power users who rely on manual, predictable tracking workflows.
The SWOT
- Life Score proprietary metric creates high switching costs
- Multimodal logging reduces friction for daily active users
- Localized food database expansion could capture regional markets
Next best moves
Restore manual logging reliability because user complaints cite data loss and AI hallucination as top churn drivers → improve retention
The counter-intuitive read
The AI-first interface is not a differentiator but a liability…
Read the full takeFeature gaps
Massive crowd-sourced food database (available in MyFitnessPal but missing here)
Since the last report: Lifesum has transitioned into a deeper maintenance cycle, with the time since the last update increasing from 0 to 85 days. Technical instability remains the primary driver of negative sentiment, with no resolution for the data loss and authentication issues identified in the previous period.
Bottom line
Restoring manual logging reliability would address the core frustration driving churn among long-term users. Prioritizing this stability is necessary to protect the daily habit loop that sustains the subscription model.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeSources
- [1] App Store, source
Report last updated