NowZone® vs Longevity.AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NowZone®
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Introducing NowZone, World’s First instant Stress Reduction wearable device designed to improve mental & physical health naturally with no side effects. NowZone goes beyond tracking physical exercise and optimal diet plans, focusing solely on scientifically proven breath metrics that significantly impact your mental and physical well-being. It outperforms other leading wearables by accurately monitoring your state of mind and breath, providing accurate real-time stress and mind-wandering alerts along with slow deep breathing @6BPM, insights on mental health and much more, customized to your goals to help you optimize your well-being, making NowZone one of the most powerful, most accurate, and most wearable human performance tool you can buy. Disclaimer: The NowZone 2.0 app and its connected hardware are wellness tools, not medical devices. They are not intended to diagnose, treat, cure, or prevent any disease. Users should seek professional medical advice for any health-related concerns. The NowZone 2.0 app and its associated hardware are approved for use in India and the USA, where they comply with the relevant regulatory standards for wellness devices. The app and hardware are not intended for use in other regions unless applicable regulatory approvals have been obtained.
Longevity.AI
This platform offers a comprehensive longevity toolkit, featuring an AI advisor, dose calculator, and an extensive library of compounds backed by scientific research. Track your progress with wellness scores, daily check-ins, and body composition analysis, all while syncing with Apple Health.
- AI Advisor for compound and protocol queries
- Precision dose calculator
- 100-compound library with PubMed citations
- Wellness score and adherence analytics
- Body composition and daily tracking
- Apple Health integration
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Longevity.AI is a comprehensive longevity platform built for your phone. 100 compounds across 10 categories. 200+ peer-reviewed studies with PubMed citations. Built for the next generation of health-conscious individuals who refuse to settle for spreadsheet-grade tools. WHAT YOU GET - AI Advisor — Ask anything about compounds, protocols, dosing, timing, or your stack. Draws on a 100-compound knowledge base and 200+ peer-reviewed studies. - Dose Calculator — Precision reconstitution math, syringe unit conversions, and dose-per-vial visualization. - Compound Library — 100 compounds across 10 categories: GLP-1 agonists, peptides, GH secretagogues, longevity pharmaceuticals, hormonal optimization, mitochondrial peptides, NAD+ pathway, senolytics, cognitive nootropics, immune modulators. - 200+ Peer-Reviewed Studies — Compounds backed by PubMed citations. No bro-science. - Wellness Score — Composite health metric blending adherence, sleep, energy, and consistency. - Daily Check-Ins — Log energy, sleep, and mood in seconds. - Body Composition Tracking — Photos, measurements, and progress over time. - Apple Health Sync — Steps, weight, and sleep flow in automatically (read-only). - Journal — Note observations and protocol adjustments. - Adherence Analytics — Visual feedback on your weekly consistency. WHY LONGEVITY.AI Most longevity tools are spreadsheets dressed up as apps. Longevity.AI is built different. Premium design. Science-backed library. AI guidance grounded in a research-linked compound library. Compounds in our library are supported by peer-reviewed clinical research, with PubMed citations. No anecdotes, no marketing fluff — just the data you need to make informed decisions about your longevity stack. WHO THIS IS FOR Athletes optimizing recovery. Founders maximizing cognitive performance. High-performers who want to track their health with precision. Anyone serious about healthspan, not just lifespan. This app is for educational and research purposes only. It does not provide medical advice, diagnosis, or treatment. Always consult a licensed physician before starting any protocol. SUBSCRIPTION TIERS - Weekly: $4.99 first week, then $12.99/week - Monthly: $24.99/month - Annual: $99/year (best value) Prices shown in USD. Local pricing varies by region and is displayed in the app. Cancel anytime in your Apple ID Settings. Restore Purchases available in app. PRIVACY Your personal health data is stored locally on your device. We never sell your data. Email addresses are used only for transactional emails. AI Advisor conversations are processed by Anthropic, our third-party AI provider. Privacy: longevityai.io/privacy Terms: longevityai.io/terms Live longer. Live better.
Screenshots
Verdict
The clearest difference is update cadence: NowZone® at fortnightly against Longevity.AI's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
NowZone® ships an update fortnightly, Longevity.AI every 2 months. The most recent releases landed on September 26, 2026 and October 6, 2026 respectively.
| Parameter | NowZone® | Longevity.AI |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Subscription |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 130 MB | 29 MB |
| Age rating | 4+ | 17+ |
| Developer | Hum Aspen Wellness Private Limited | Myles Stute |
In-app purchases
NowZone®
No in-app purchases
Longevity.AI
No in-app purchases







