# Frontier X vs BioGeneX

The clearest difference is in-app purchases: BioGeneX at none against Frontier X's 2. BioGeneX also leads on rating (5.0 vs 4.6). Frontier X's advantage is ratings volume (318 vs 1) and update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Frontier X sells 2 in-app purchases, starting at $14.99 per month. BioGeneX asks for nothing beyond the download.

BioGeneX holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Frontier X has 318 ratings behind it against 1, so its average is the more settled of the two.

Frontier X ships an update every 3 weeks, BioGeneX every 2 months. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Frontier X | BioGeneX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (318 ratings)](https://appshunter.io/ios/app/frontier-x/id1483444499/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biogenex/id6762799410/reviews)** |
| Number of ratings | **318** | 1 |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 569 MB | 63 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Fourthfrontier](https://appshunter.io/developer/1331846764) | [EndoMedical Inc](https://appshunter.io/developer/1290814301) |

## What reviewers say

### Frontier X

[App page](https://appshunter.io/ios/app/frontier-x/id1483444499)

Track your heart health and exercise performance with a smart chest strap monitor. Gain detailed insights into heart rate, rhythms, and training load. Receive personalized feedback and alerts to optimize your workouts and understand your body better.

**Highlights:** Heart Health Monitoring, Real-time Heart Rate & HRV, Breathing Rate & Strain Tracking, Activity Recording (24hrs), Personalized Vibration Alerts, AI-enabled Training Insights, Metabolic Profile Analytics (Premium)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $14.99 | per month |
| Yearly | $119.99 | per year |

**What reviewers like**

- 🚀 Amazing device
- 👍 Great HR data and insight
- 👍 Helpful in gaining more data
- 👍 Fantastic concept with excellent execution
- 👍 Loads of useful information

**What reviewers complain about**

- 🐛 Worse and worse as time goes by
- 🐛 ECG doesn't work
- 🐛 Chest strap issues, device keeps popping out
- 🐛 Paywalled functionality
- 🐛 Syncing issues, device keeps disconnecting

**Reported bugs**

- ECG stopped working
- Inaccurate breathing rate and other metrics
- Inability to edit activity details for indoor workouts
- Syncing issues with Garmin devices after firmware updates

**Requested features**

- Add interval markers
- Improve integration with Apple Fitness/Fitness+
- Add support for ANT+
- Improve compatibility with other fitness apps and devices
- Add more customization options for workouts


### BioGeneX

[App page](https://appshunter.io/ios/app/biogenex/id6762799410)

This app uses VO2 Max and RMR test results to provide daily guidance on nutrition and recovery. It helps users track their body's fuel usage, monitor biological age, and receive personalized insights for training and lifestyle.

**Highlights:** Metabolic data dashboard, Personalized nutrition plans, Customizable workout builder, Biological age tracking, Fat vs. carb burn monitoring, Recovery insights

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Frontier X free?

Frontier X is free to download, with in-app purchases available.

### Is BioGeneX free?

BioGeneX is free to download, with no in-app purchases.

### Which has better reviews, Frontier X or BioGeneX?

BioGeneX is rated higher. Frontier X averages 4.6 out of 5 from 318 ratings, while BioGeneX averages 5.0 from 1 ratings.

### Do Frontier X or BioGeneX have ads?

Neither Frontier X nor BioGeneX shows ads.

### Which is updated more often, Frontier X or BioGeneX?

Frontier X ships an update every 3 weeks, and BioGeneX every 2 months. Most recently, Frontier X was updated on October 16, 2026 and BioGeneX on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*