# Spin vs Engine Pistons ASMR

The clearest difference is device support: Engine Pistons ASMR at 3 against Spin's —. Spin's advantage is iOS requirement (12.1 vs 15.0). On price and in-app purchases there is nothing between them.

Both are free to download. Spin sells 1 one-off in-app purchase and Engine Pistons ASMR sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Spin | Engine Pistons ASMR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (1.9K ratings)](https://appshunter.io/ios/app/engine-pistons-asmr/id1660464064/reviews)** |
| Number of ratings | — | **1.9K** |
| Positive reviews | — | 14.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | — | Yes |
| Update frequency | — | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 517 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Culley Studios](https://appshunter.io/developer/1137793670) | [Rollic Games](https://appshunter.io/developer/1452111779) |

## What reviewers say

### Spin

[App page](https://appshunter.io/ios/app/spin-off/id1137793671)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Engine Pistons ASMR

[App page](https://appshunter.io/ios/app/engine-pistons-asmr/id1660464064)

Merge engine pistons to earn money and upgrade your car. Experience the satisfying ASMR of engine sounds while competing in races. Unlock diamond, gold, silver, and bronze pistons for maximum speed and profit.

**Highlights:** Merge engine pistons, Earn in-game money, Upgrade car and pistons, ASMR engine sounds, Race to win, Unlock piston tiers

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads 1 | $2.99 | one-time |
| No Ads 2 | $3.99 | one-time |
| No Ads 3 | $4.99 | one-time |

**What reviewers like**

- 👍 Good game concept
- 😍 Satisfying engine piston animation
- 🚀 Quick progression

**What reviewers complain about**

- 🔍 Too many ads and pop-ups
- 🔥 Overheating issues
- 🐛 Glitches and crashes
- 🔋 High battery consumption

**Reported bugs**

- Cars getting stuck or invisible
- Inability to progress past certain levels
- Inconsistent engine sound and animation

**Requested features**

- Remove ads or add paid ad-free option
- Improve performance and stability
- Add more gameplay depth and content


## Frequently asked questions

### Is Spin free?

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

### Is Engine Pistons ASMR free?

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

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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.*