# Cellular Respiration Process vs GalacticAR

The clearest difference is price: GalacticAR at Free against Cellular Respiration Process's $0.99. GalacticAR also leads on rating (4.5 vs 1.0) and update cadence (monthly vs every 27 months). Cellular Respiration Process's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 26.0). On ads there is nothing between them.

GalacticAR is free to download; Cellular Respiration Process costs $0.99 up front. GalacticAR sells 3 one-off in-app purchases. Cellular Respiration Process asks for nothing beyond the download.

GalacticAR holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: GalacticAR has 120 ratings behind it against 1, so its average is the more settled of the two.

Cellular Respiration Process ships an update every 27 months, GalacticAR monthly. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cellular Respiration Process | GalacticAR |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/cellular-respiration-process/id1198448217/reviews) | **[4.5 (120 ratings)](https://appshunter.io/ios/app/galacticar-space-sim-and-quiz/id1666796447/reviews)** |
| Number of ratings | 1 | **120** |
| Positive reviews | — | 69.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 24 MB | 224 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [www.ajaxmediatech.com](https://appshunter.io/developer/973768003) | [Vielfalt Software e.U.](https://appshunter.io/developer/1666796449) |

## What reviewers say

### Cellular Respiration Process

[App page](https://appshunter.io/ios/app/cellular-respiration-process/id1198448217)

An interactive educational app designed to help students aged 11-15 learn about the respiration process, including aerobic and anaerobic respiration, and gas exchange in the lungs. It uses colorful visuals and engaging activities for an immersive learning experience.

**Highlights:** Interactive learning modules, Visual aids with colorful images, Do It Yourself activities, Practice opportunities, Quiz for assessment

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

**In-app purchases:** none


### GalacticAR

[App page](https://appshunter.io/ios/app/galacticar-space-sim-and-quiz/id1666796447)

Explore the cosmos with interactive 3D models and immersive scenes. Test your astronomy knowledge with over 300 quiz questions covering celestial bodies and phenomena. Learn about planets, stars, galaxies, and more in multiple languages.

**Highlights:** 300 astronomy quiz questions, 121 astronomical topics encyclopedia, 43 interactive 3D models, 16 immersive outer space scenes, 9 main astronomical categories, 6 supported languages

**Features:** Family Sharing, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |
| Support the Developer | $4.99 | one-time |
| Full Version + Support the Dev | $9.99 | one-time |


## Frequently asked questions

### Is Cellular Respiration Process free?

Cellular Respiration Process costs $0.99, with no in-app purchases.

### Is GalacticAR free?

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

### Which has better reviews, Cellular Respiration Process or GalacticAR?

GalacticAR is rated higher. Cellular Respiration Process averages 1.0 out of 5 from 1 ratings, while GalacticAR averages 4.5 from 120 ratings.

### Do Cellular Respiration Process or GalacticAR have ads?

Neither Cellular Respiration Process nor GalacticAR shows ads.

### Which is updated more often, Cellular Respiration Process or GalacticAR?

Cellular Respiration Process ships an update every 27 months, and GalacticAR monthly. Most recently, Cellular Respiration Process was updated on October 26, 2026 and GalacticAR on October 30, 2026.

---

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