# Wow Height vs TallerAI

The clearest difference is update cadence: Wow Height at every 2 weeks against TallerAI's every 2 months. TallerAI's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Wow Height sells 2 in-app purchases, starting at $1.99 per month and TallerAI sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Wow Height ships an update every 2 weeks, TallerAI every 2 months. The most recent releases landed on October 17, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Wow Height | TallerAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wow-height/id6740035196/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Freemium | — |
| Size | 10 MB | 84 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Haijian Yan](https://appshunter.io/developer/1767976220) | [Puranjan Mallik](https://appshunter.io/developer/1818272095) |

## What reviewers say

### Wow Height

[App page](https://appshunter.io/ios/app/wow-height/id6740035196)

This app helps parents scientifically track and analyze their child's growth from infancy to adolescence. It allows for recording measurements, viewing growth percentiles, and predicting future height based on current data and genetics. It's designed to provide professional insights into children's health and development trends.

**Highlights:** Child growth monitoring, Height and weight tracking, Growth percentile analysis, Future height prediction, Genetic factor integration, Development milestone tracking

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $1.99 | per month |
| Yearly Membership | $6.99 | per year |


### TallerAI

[App page](https://appshunter.io/ios/app/tallerai-maximize-height/id6748957592)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access Taller AI - Weekly | $1.99 | per 7 days |
| Access Taller AI - Yearly | $49.99 | per year |


## Frequently asked questions

### Is Wow Height free?

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

### Is TallerAI free?

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

### Do Wow Height or TallerAI have ads?

Neither Wow Height nor TallerAI shows ads.

### Which is updated more often, Wow Height or TallerAI?

Wow Height ships an update every 2 weeks, and TallerAI every 2 months. Most recently, Wow Height was updated on October 17, 2026 and TallerAI on October 26, 2026.

---

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