# aRacer X Tune vs K Magic

The clearest difference is in-app purchases: aRacer X Tune at none against K Magic's 4. aRacer X Tune also leads on update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. K Magic sells 4 one-off in-app purchases. aRacer X Tune asks for nothing beyond the download.

aRacer X Tune ships an update fortnightly, K Magic monthly. The most recent releases landed on October 21, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | aRacer X Tune | K Magic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (17 ratings)](https://appshunter.io/ios/app/aracer-x-tune/id1589890610/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 19.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 120 MB | 111 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ARACER SPEEDTEK INC.](https://appshunter.io/developer/1218691866) | [Tong Yah Electronic Technology Co., Ltd.](https://appshunter.io/developer/1050103913) |

## What reviewers say

### aRacer X Tune

[App page](https://appshunter.io/ios/app/aracer-x-tune/id1589890610)

This app allows for advanced engine tuning and analysis for specific ECU series. It offers features like fuel and ignition timing adjustments, automatic correction, and traction control. Paid upgrades unlock more powerful functions for a customized experience.

**Highlights:** Fuel and ignition timing adjustment, Automatic adjustment functions, Traction control system (TCS), Power response adjustment, Guided idle speed setting, Backfire/Idle lope control, New analysis tools

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

**In-app purchases:** none


### K Magic

[App page](https://appshunter.io/ios/app/k-magic/id6444849232)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 KOSO COINS | $0.99 | one-time |
| 60 KOSO COINS | $1.99 | one-time |
| 120 KOSO COINS | $3.99 | one-time |
| 240 KOSO COINS | $6.99 | one-time |


## Frequently asked questions

### Is aRacer X Tune free?

aRacer X Tune is free to download, with no in-app purchases.

### Is K Magic free?

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

### Do aRacer X Tune or K Magic have ads?

Neither aRacer X Tune nor K Magic shows ads.

### Which is updated more often, aRacer X Tune or K Magic?

aRacer X Tune ships an update fortnightly, and K Magic monthly. Most recently, aRacer X Tune was updated on October 21, 2026 and K Magic 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.*