# HeightMax vs HeightGPT

The clearest difference is rating: HeightGPT at 4.4 against HeightMax's 3.7. HeightGPT also leads on update cadence (weekly vs every 8 months) and iOS requirement (15.1 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. HeightMax sells 3 in-app purchases, starting at $4.99 per 7 days and HeightGPT sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

HeightGPT holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 7 and 14 respectively.

HeightMax ships an update every 8 months, HeightGPT weekly. The most recent releases landed on September 12, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | HeightMax | HeightGPT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (7 ratings)](https://appshunter.io/ios/app/heightmax/id6737815084/reviews) | **[4.4 (14 ratings)](https://appshunter.io/ios/app/heightgpt/id6741367617/reviews)** |
| Number of ratings | 7 | **14** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 21 MB | 56 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FEEL APPS YAZILIM HIZMETLERI SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1772455778) | [Boulevard Legacy LLC](https://appshunter.io/developer/1788132576) |

## What reviewers say

### HeightMax

[App page](https://appshunter.io/ios/app/heightmax/id6737815084)

This app offers science-backed exercises and posture correction to help users increase their height naturally. It provides personalized plans, guided workouts, and progress tracking to support users in reaching their height goals.

**Highlights:** Science-based height increase program, HD video guided workouts, Personalized growth plan, Smart height tracking, Daily challenges and streaks, Growth milestones and achievements

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access | $4.99 | per 7 days |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $59.99 | per year |


### HeightGPT

[App page](https://appshunter.io/ios/app/heightgpt/id6741367617)

This AI-powered app helps you track and optimize your height growth. It offers personalized training, habit optimization, and predictive analytics based on various factors like genetics and lifestyle. Visualize your progress and achieve your growth potential.

**Highlights:** AI-powered height predictions, Growth visualizations, Personalized training plans, Growth habit optimization, Parental and genetics analysis, Smart to-do list for growth

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| One Time | $29.99 | one-time |


## Frequently asked questions

### Is HeightMax free?

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

### Is HeightGPT free?

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

### Which has better reviews, HeightMax or HeightGPT?

HeightGPT is rated higher. HeightMax averages 3.7 out of 5 from 7 ratings, while HeightGPT averages 4.4 from 14 ratings.

### Do HeightMax or HeightGPT have ads?

Neither HeightMax nor HeightGPT shows ads.

### Which is updated more often, HeightMax or HeightGPT?

HeightMax ships an update every 8 months, and HeightGPT weekly. Most recently, HeightMax was updated on September 12, 2026 and HeightGPT on June 1, 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.*