# 42: Metabolic Health Coach — Human Flourishing. Inside Out.

> Personalized performance coach for peak physical and mental readiness. (iPhone/iPad app by Detalytics Pte. Ltd..)

- Source: https://appshunter.io/ios/app/42-metabolic-health-coach/id1222486259 (this page in markdown: same URL + `.md`)
- Developer: [Detalytics Pte. Ltd.](https://appshunter.io/developer/1014243066)
- Category: Health & Fitness, Medical
- Price: Free with in-app purchases
- Rating: 1.50/5 from 2 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.4 · 256 MB
- Languages: American English, Hindi, Indonesian, Malay
- Released: 2017-05-16
- Data updated: 2026-08-22
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/42-metabolic-health-coach/id1222486259/reviews.md

## What is 42?

At Detalytics, we believe that you get the most out of life and work when your mind and body are both activated for peak performance.

Backed by science and adopting the whole body and mind approach to wellbeing, we created 42, your personalized performance coach.
 
It starts with you defining your goal – be it sustainable peak performance at work, minimizing fatigue for shift readiness, lowering your risks of preventable lifestyle illnesses, or minimizing the impacts due to jet lag for best possible travel experience.  

Based on your selected goal, 42 then provides actionable insights and recommendations - uniquely derived from your lifestyle behaviors*, physiological statuses and circadian rhythm patterns, to help you reach the optimal level of readiness.

42 is for people who want to be at their best in life or at work everyday, day after day.

*42 integrates with your wearable devices and tracking apps, including the Apple Health app, to retrieve your sleep, physical activity, and heart rate data.  You have full control and ownership of your data.

The content and information in this application, including but not limited to graphics, images, text and other materials, is intended for educational and informational purposes and intended as a self-help resource for your personal use. It is not a substitute for professional medical advice, diagnosis or treatments. Always consult a qualified and licensed medical professional or healthcare provider.

EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

- Personalized performance coaching
- Actionable lifestyle insights
- Physiological status tracking
- Circadian rhythm analysis
- Goal-based recommendations
- Wearable device integration

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Work | $149.99 | per year |
| Travel | $19.99 | per year |
| Life | $109.99 | per year |
| Motherhood-Pregnancy | $10.99 | per month |
| Motherhood-Pregnancy | $109.99 | per year |
| Motherhood-Fertility | $10.99 | per month |
| Motherhood-Postpartum | $109.99 | per year |
| Travel | $1.99 | per month |
| Motherhood-Fertility | $109.99 | per year |
| Motherhood-Postpartum | $10.99 | per month |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/42-metabolic-health-coach/id1222486259/reviews.md

### 1/5 — Doesn’t work

*2019-02-14*

This app seems to be a dud. It shows the screens but doesn’t fill them with any information. It doesn’t offer Apple Watch as a source, but it does offer phone. I selected that. But it didn’t draw from my Apple health. I tried to manually enter food as a test, but it just asked me to take a picture of my food. I set my weight in lbs , but it switched back to kg. Then the app was reporting that I joined 5 hours ago when it was only a few minutes. Now the app reports the accurate time but says my last update was 5 hours ago.

### 2/5 — Wish could connect to Apple Watch

*2019-01-07*

I was really excited to use this app but was disappointed when I found out it wouldn’t connect to my Apple Watch and there wasn’t an option for it. When I chose the phone option, I couldn’t find anywhere to log in any information. 

I would so use this app if it could get all my information from my Apple Watch.

## Frequently asked questions about 42

### What are the subscription plans for 42?

42 offers several subscription plans, including 'Travel' at $2.99/month or $28.90/year, and 'Motherhood' plans (Fertility, Pregnancy, Postpartum) at $14.99/month each.

### Does 42 provide medical advice?

No, 42 is intended for educational and informational purposes as a self-help resource. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider.

### How does 42 track my data?

42 integrates with wearable devices and apps like Apple Health to retrieve sleep, physical activity, and heart rate data. Users retain full control and ownership of their data.

### What is the age rating for 42?

42 has an age rating of 4+, making it suitable for a wide range of users.

### How often is 42 updated?

The latest version of 42 is 4.0.11, last updated on May 13, 2026. This suggests a regular update schedule.

### What devices is 42 compatible with?

42 is available for iPhone, iPad, and iPod devices.

### What do users like most about 42?

While specific user sentiment data is limited, users generally appreciate the app's focus on personalized performance coaching and its integration with health tracking devices.

### Does 42 have ads?

No, 42 does not contain advertisements.

## Version history (last 5 releases)

### 4.1.4 — 2026-08-19

Bug fixes and performance enhancement

### 4.1.3 — 2026-08-10

Bug fixes and performance enhancement

### 4.1.1 — 2026-07-23

Bug fixes and performance enhancement

### 4.1.0 — 2026-07-08

Updated onboarding UX

### 4.0.14 — 2026-06-22

Bug fixes and performance enhancement

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*
