# HeightGPT vs Heightr

The clearest difference is update cadence: HeightGPT at weekly against Heightr's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

HeightGPT ships an update weekly, Heightr every 4 weeks. The most recent releases landed on September 27, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | HeightGPT | Heightr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (14 ratings)](https://appshunter.io/ios/app/heightgpt/id6741367617/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 49 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Boulevard Legacy LLC](https://appshunter.io/developer/1788132576) | [NICHOLAS JOSEPH CATALINA](https://appshunter.io/developer/1860909299) |

## What reviewers say

### 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 |


### Heightr

[App page](https://appshunter.io/ios/app/heightr-height-maximizer/id6756493373)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Heightr Pro Weekly | $4.99 | per 7 days |
| Heightr Pro - Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is HeightGPT free?

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

### Is Heightr free?

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

### Do HeightGPT or Heightr have ads?

Neither HeightGPT nor Heightr shows ads.

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

HeightGPT ships an update weekly, and Heightr every 4 weeks. Most recently, HeightGPT was updated on September 27, 2026 and Heightr on September 29, 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.*