# Scalextric SparkPlug vs Race Start Reaction

The clearest difference is in-app purchases: Scalextric SparkPlug at none against Race Start Reaction's 1. Scalextric SparkPlug also leads on ads (none vs shown) and iOS requirement (11.0 vs 16.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Race Start Reaction sells 1 in-app purchase, starting at $0.99 per 7 days. Scalextric SparkPlug asks for nothing beyond the download.

Scalextric SparkPlug ships an update every 4 months, Race Start Reaction every 5 months. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Scalextric SparkPlug | Race Start Reaction |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (4 ratings)](https://appshunter.io/ios/app/scalextric-sparkplug/id1373752588/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 18.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | — |
| Size | 194 MB | 13 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Hornby Hobbies Ltd](https://appshunter.io/developer/870599697) | [Kagan Harputlu](https://appshunter.io/developer/1832273411) |

## What reviewers say

### Scalextric SparkPlug

[App page](https://appshunter.io/ios/app/scalextric-sparkplug/id1373752588)

Control your Scalextric cars wirelessly using a smart device or a dedicated controller. Personalize your racing experience with custom profiles, sound effects, and adjustable controls. Enjoy a wire-free racing setup for enhanced gameplay.

**Highlights:** Wireless smart device control, Wireless controller support, Single player and versus modes, Speed boost and restrict functions, Customizable race profiles, Sound and rumble effects, Adjustable button layout

**Features:** Vision Pro support

**In-app purchases:** none


### Race Start Reaction

[App page](https://appshunter.io/ios/app/race-start-reaction/id6754540198)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Race Start Pro - No Ads | $0.99 | per 7 days |


## Frequently asked questions

### Is Scalextric SparkPlug free?

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

### Is Race Start Reaction free?

Race Start Reaction is free to download, with in-app purchases available.

### Do Scalextric SparkPlug or Race Start Reaction have ads?

Race Start Reaction shows ads; Scalextric SparkPlug does not.

### Which is updated more often, Scalextric SparkPlug or Race Start Reaction?

Scalextric SparkPlug ships an update every 4 months, and Race Start Reaction every 5 months. Most recently, Scalextric SparkPlug was updated on October 26, 2026 and Race Start Reaction on October 28, 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.*