# TallerAI vs InchUp

The clearest difference is device support: TallerAI at 3 against InchUp's 1. TallerAI also leads on iOS requirement (15.0 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. TallerAI sells 2 in-app purchases, starting at $1.99 per 7 days and InchUp sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

TallerAI ships an update every 2 months, InchUp every 3 months. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TallerAI | InchUp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/inchup-height-predictor/id6761368472/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 84 MB | 32 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [Puranjan Mallik](https://appshunter.io/developer/1818272095) | [Arbab Ashraf](https://appshunter.io/developer/1798934941) |

## What reviewers say

### 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 |


### InchUp

[App page](https://appshunter.io/ios/app/inchup-height-predictor/id6761368472)

Predict your adult height using science-backed growth models and measure your current height instantly with your iPhone camera. Track your growth trajectory, get personalized nutrition plans, and daily exercise routines to support healthy development.

**Highlights:** Height prediction calculator, AR height measurement, Growth trajectory chart, Personalized nutrition plan, Daily exercise routine, Science-backed growth models

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Weekly Premium | $6.99 | per 7 days |
| Unlock Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is TallerAI free?

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

### Is InchUp free?

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

### Do TallerAI or InchUp have ads?

Neither TallerAI nor InchUp shows ads.

### Which is updated more often, TallerAI or InchUp?

TallerAI ships an update every 2 months, and InchUp every 3 months. Most recently, TallerAI was updated on October 29, 2026 and InchUp on October 31, 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.*