# Human Digestive System Guide vs Respiratory System

The clearest difference is iOS requirement: Human Digestive System Guide at 6.0 against Respiratory System's 12.0. On price, ads, 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 | Human Digestive System Guide | Respiratory System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 12 MB | 63 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [rahul baweja](https://appshunter.io/developer/804610215) | [GPS FOR PRINTING, PUBLISHING AND DISTRIBUTION SAE](https://appshunter.io/developer/1679738219) |

## What reviewers say

### Human Digestive System Guide

[App page](https://appshunter.io/ios/app/human-digestive-system-guide/id1083469948)

**Features:** macOS Compatibility

**In-app purchases:** none


### Respiratory System

[App page](https://appshunter.io/ios/app/respiratory-system-gps/id6474309532)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Human Digestive System Guide free?

Human Digestive System Guide is free to download, with no in-app purchases.

### Is Respiratory System free?

Respiratory System is free to download, with no in-app purchases.

### Do Human Digestive System Guide or Respiratory System have ads?

Neither Human Digestive System Guide nor Respiratory System shows ads.

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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.*