# Respiratory System Trivia vs Astonomy Dictionary Offline

The clearest difference is price: Astonomy Dictionary Offline at Free against Respiratory System Trivia's $2.99. Astonomy Dictionary Offline also leads on iOS requirement (9.0 vs 11.0). On ads, in-app purchases and device support there is nothing between them.

Astonomy Dictionary Offline is free to download; Respiratory System Trivia costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Respiratory System Trivia | Astonomy Dictionary Offline |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | — |
| Monetization | Paid | — |
| Size | 19 MB | 16 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gulsen CAKIR](https://appshunter.io/developer/644171910) | [Donik Ariyanto](https://appshunter.io/developer/1325008963) |

## What reviewers say

### Respiratory System Trivia

[App page](https://appshunter.io/ios/app/respiratory-system-trivia/id878651005)

Test your knowledge of the human respiratory system with this quiz app. It offers offline access, detailed statistics, and progress tracking to help students master the subject and improve exam performance.

**Highlights:** Offline access, Detailed statistics, Progress tracking, Multiple choice questions, Category-based quizzes, Searchable questions

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

**In-app purchases:** none


### Astonomy Dictionary Offline

[App page](https://appshunter.io/ios/app/astonomy-dictionary-offline/id1494628551)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Respiratory System Trivia free?

Respiratory System Trivia costs $2.99, with no in-app purchases.

### Is Astonomy Dictionary Offline free?

Astonomy Dictionary Offline is free to download, with no in-app purchases.

### Do Respiratory System Trivia or Astonomy Dictionary Offline have ads?

Neither Respiratory System Trivia nor Astonomy Dictionary Offline 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.*