# IHT Human Performance vs Zenith Pro

The clearest difference is ads: Zenith Pro at none against IHT Human Performance's shown. IHT Human Performance's advantage is iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | IHT Human Performance | Zenith Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 6 months |
| Size | 83 MB | 55 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PushPress, Inc.](https://appshunter.io/developer/688595778) | [Momence, Inc.](https://appshunter.io/developer/1577856011) |

## What reviewers say

### IHT Human Performance

[App page](https://appshunter.io/ios/app/iht-human-performance/id6746168849)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Zenith Pro

[App page](https://appshunter.io/ios/app/zenith-pro/id6759491947)

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

**In-app purchases:** none


## Frequently asked questions

### Is IHT Human Performance free?

IHT Human Performance is free to download, with no in-app purchases.

### Is Zenith Pro free?

Zenith Pro is free to download, with no in-app purchases.

### Do IHT Human Performance or Zenith Pro have ads?

IHT Human Performance shows ads; Zenith Pro does not.

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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.*