# Aircraft Engine vs R

The clearest difference is update cadence: Aircraft Engine at every 3 days against R's every 3 weeks. Aircraft Engine also leads on iOS requirement (7.0 vs 15.0). 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.

Aircraft Engine ships an update every 3 days, R every 3 weeks. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Aircraft Engine | R |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (18 ratings)](https://appshunter.io/ios/app/aircraft-engine/id1377169268/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 145 MB | 23 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Numix](https://appshunter.io/developer/970759601) | [Benjamin Vianney](https://appshunter.io/developer/1376014245) |

## What reviewers say

### Aircraft Engine

[App page](https://appshunter.io/ios/app/aircraft-engine/id1377169268)

Explore the intricate structure and operation of an aircraft engine in augmented reality. Utilize various view modes and animations to understand its mechanics. Simply target an instruction image with your device to bring the 3D engine to life.

**Highlights:** Augmented reality engine visualization, Multiple view modes, Interactive animations, 3D engine exploration, Target image recognition

**In-app purchases:** none


### R

[App page](https://appshunter.io/ios/app/r-light/id6449964837)

**In-app purchases:** none


## Frequently asked questions

### Is Aircraft Engine free?

Aircraft Engine is free to download, with no in-app purchases.

### Is R free?

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

### Do Aircraft Engine or R have ads?

Neither Aircraft Engine nor R shows ads.

### Which is updated more often, Aircraft Engine or R?

Aircraft Engine ships an update every 3 days, and R every 3 weeks. Most recently, Aircraft Engine was updated on October 13, 2026 and R on October 10, 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.*