# CloudLabs Crank Rod System vs Engine Lab

The clearest difference is in-app purchases: CloudLabs Crank Rod System at none against Engine Lab's 1. CloudLabs Crank Rod System also leads on iOS requirement (9.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Engine Lab sells 1 one-off in-app purchase. CloudLabs Crank Rod System asks for nothing beyond the download.

## The numbers

| Metric | CloudLabs Crank Rod System | Engine Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/engine-lab-simulator-and-sound/id6790748979/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 121 MB | 14 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [Jan Sokol](https://appshunter.io/developer/1896490456) |

## What reviewers say

### CloudLabs Crank Rod System

[App page](https://appshunter.io/ios/app/cloudlabs-crank-rod-system/id1638439358)

**Features:** macOS Compatibility

**In-app purchases:** none


### Engine Lab

[App page](https://appshunter.io/ios/app/engine-lab-simulator-and-sound/id6790748979)

Explore engine mechanics with a touch-first simulator. Build, tune, and test custom engines, observing animations and hearing synthesized exhaust sounds. Export your creations as WAV files.

**Highlights:** Touch-first engine simulation, Build and save custom engines, Tune engine parameters, Simulated dyno pulls, Crank and piston animation, Native exhaust synthesis, Export WAV audio

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Engine Lab Pro | $4.99 | one-time |


## Frequently asked questions

### Is CloudLabs Crank Rod System free?

CloudLabs Crank Rod System is free to download, with no in-app purchases.

### Is Engine Lab free?

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

### Do CloudLabs Crank Rod System or Engine Lab have ads?

Neither CloudLabs Crank Rod System nor Engine Lab shows ads.

---

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