# Car Sounds vs GrandSlam AI

The clearest difference is in-app purchases: GrandSlam AI at none against Car Sounds's 2. GrandSlam AI also leads on ads (none vs shown) and update cadence (every 10 days vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Car Sounds sells 2 in-app purchases, starting at $4.99 per 7 days. GrandSlam AI asks for nothing beyond the download.

Car Sounds ships an update every 4 months, GrandSlam AI every 10 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | Car Sounds | GrandSlam AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (35 ratings)](https://appshunter.io/ios/app/car-sounds-engine-simulator/id6745961365/reviews)** | — |
| Number of ratings | **35** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 32 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Uros Stojanovic](https://appshunter.io/developer/1689394945) | [PlainProg LLC](https://appshunter.io/developer/1538452255) |

## What reviewers say

### Car Sounds

[App page](https://appshunter.io/ios/app/car-sounds-engine-simulator/id6745961365)

Experience the raw power of real car engines with studio-quality audio. Ignite, rev, and unleash the sounds of supercars, muscle cars, and more. Save your favorites and enjoy an immersive auditory experience.

**Highlights:** Real engine sounds recorded from actual cars, Engine start, rev, and acceleration audio clips, Massive library of supercars, muscle cars, and JDM legends, Immersive high-fidelity audio experience, Save favorite car sounds to a personal garage, Clean and fast user interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Car Sounds Pro - Weekly | $4.99 | per 7 days |
| Car Sounds Pro - Annual | $24.99 | per year |


### GrandSlam AI

[App page](https://appshunter.io/ios/app/grandslam-ai-generator/id6754331887)

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

**In-app purchases:** none


## Frequently asked questions

### Is Car Sounds free?

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

### Is GrandSlam AI free?

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

### Do Car Sounds or GrandSlam AI have ads?

Car Sounds shows ads; GrandSlam AI does not.

### Which is updated more often, Car Sounds or GrandSlam AI?

Car Sounds ships an update every 4 months, and GrandSlam AI every 10 days. Most recently, Car Sounds was updated on October 30, 2026 and GrandSlam AI on October 30, 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.*