# HeightMax vs NeuroDiary

The clearest difference is update cadence: NeuroDiary at every 4 weeks against HeightMax's every 8 months. NeuroDiary also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

HeightMax ships an update every 8 months, NeuroDiary every 4 weeks. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | HeightMax | NeuroDiary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (7 ratings)](https://appshunter.io/ios/app/heightmax/id6737815084/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 27 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [FEEL APPS YAZILIM HIZMETLERI SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1772455778) | [HC SYNERGIA LLC](https://appshunter.io/developer/1896776614) |

## 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 |


### NeuroDiary

[App page](https://appshunter.io/ios/app/neurodiary-child-progress/id6771276657)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NeuroDiary Premium Monthly | $4.99 | per month |
| NeuroDiary Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is HeightMax free?

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

### Is NeuroDiary free?

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

### Do HeightMax or NeuroDiary have ads?

Neither HeightMax nor NeuroDiary shows ads.

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

HeightMax ships an update every 8 months, and NeuroDiary every 4 weeks. Most recently, HeightMax was updated on October 16, 2026 and NeuroDiary on October 14, 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.*