Peak 90 vs Culin.
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Peak 90
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Add Years to Your Life. Literally. Peak is the only habit tracking app that quantifies the exact impact of your daily habits on your lifespan. Unlike generic habit trackers that show streaks and completion rates, Peak shows you how many potential days you're actually adding back to your life expectancyβbased on real science, not guesswork. WHAT MAKES PEAK DIFFERENT Life Days Regained β See exactly how many days you're adding to your life with every habit completion. Complete a cardio workout? See "+0.65 days regained" immediately. Track your cumulative life days and watch your potential life expectancy grow in real-time. Backed by knowledge β Every habit's life impact is calculated from proven impact: Tier 1 habits (cardio, sleep, nutrition) directly extend life expectancy, while Tier 2 and Tier 3 habits improve quality of life and build identity. Human Performance Index (HPI) β Track your performance across 5 domains: Longevity, Energy, Mental Resilience, Social Connection, and Self-Control. Get a composite score (0-100) that shows your overall health and performance. β’ Burnout Risk Monitoring β Prevent over-optimization with real-time burnout risk alerts. The system tracks recovery habits and warns when you're pushing too hard, helping you balance performance with recovery. β’ 90-Day Life Reset Journey β Structured transformation through 5 stages: Resetting β Stabilising β Rebuilding β Transforming β Compounding. Each stage has specific focus areas, recommendations, and milestone celebrations. β’ Integrated Recovery Tools β Built-in Zen Breathing exercises (4-7-8 pattern, Box Breathing) and breath hold training. Meditation and breathwork tracking prevent burnout while optimizing performance. KEY FEATURES - Track 23 science-backed habits across physical, mental, and social categories - Real-time life impact feedback on every habit completion - Life expectancy tracking (baseline + gains) - Analytics dashboard with trends, domain performance, and habit heatmaps - 90-day projections showing outcomes if you maintain your current pace - Personalized starter packs based on your goals - Comprehensive onboarding assessment THE SCIENCE BEHIND PEAK Peak's calculations are based on peer-reviewed research on mortality risk reduction. Each habit's life impact is derived from population-level studies showing how specific behaviors affect life expectancy. We apply conservative scaling factors to ensure realistic daily gains. START YOUR 90-DAY LIFE RESET Download Peak today and see exactly how many days you're adding back to your life with every habit you complete. It's not a habit trackerβit's a life extension system. Transform temporary effort into permanent identity. Add years to your life, one day at a time. SUBSCRIPTION INFORMATION β’ Monthly: Β£5.99 β’ Yearly: Β£24.99 β’ Subscription automatically renews unless cancelled β’ Cancel anytime through your device settings β’ Free trial may be available for new subscribers Payment will be charged to your iTunes account at confirmation of purchase. Subscription automatically renews unless cancelled before the end of the current period. Account will be charged for renewal within 24 hours prior to the end of the current period. Subscriptions may be managed by going to Account Settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Culin.
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Culin is your AI nutrition assistant for simple meal tracking, macro awareness, and personalized meal ideas. Instead of manually searching food databases or guessing what to eat next, just describe what you ate and Culin helps estimate calories, protein, carbs, and fat. You can also get meal ideas based on your remaining calories, macro goals, preferences, and health profile. Whether you are trying to lose weight, gain muscle, eat higher protein, lower carbs, or simply make better food decisions, Culin gives you a clean and simple way to stay on track. Features: Log meals in seconds Describe what you ate and get estimated calories and macros. Track daily goals See calories, protein, carbs, and fat in a simple dashboard. Get meal ideas Find meals based on your goals, budget, speed, and recipe complexity. View recipe details Review calories, macros, ingredients, and cooking details before saving a meal. Personalize your profile Set your age, height, weight, goals, and health conditions for smarter nutrition guidance. Culin is built for people who want nutrition tracking to feel easier, faster, and more personalized. Disclaimer: Culin provides estimated nutrition information and is not medical advice. Always consult a qualified healthcare professional before making major diet, fitness, or health changes.
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Verdict
The clearest difference is in-app purchases: Culin. at none against Peak 90's 2. On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Peak 90 sells 2 in-app purchases, starting at $5.99 per month. Culin. asks for nothing beyond the download.
| Parameter | Peak 90 | Culin. |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | β |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details β not scored | ||
| Size | 42 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Appothecary Ltd | CulinAI, LLC |
In-app purchases
Peak 90
- Pro Monthly$5.991 Month
- Pro Yearly$24.991 Year
Culin.
No in-app purchases









