# RacingFocus vs Fox + Son Jetmax

The clearest difference is in-app purchases: RacingFocus at none against Fox + Son Jetmax's 1. RacingFocus also leads on update cadence (monthly vs every 3 months) and iOS requirement (13.0 vs 15.1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Fox + Son Jetmax sells 1 in-app purchase, starting at $7.99 per year. RacingFocus asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RacingFocus against 5.0 for Fox + Son Jetmax. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

RacingFocus ships an update monthly, Fox + Son Jetmax every 3 months. The most recent releases landed on October 6, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | RacingFocus | Fox + Son Jetmax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/racingfocus/id6474137415/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/fox-plus-son-jetmax/id6748326003/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | **Free** | Subscription |
| Size | 51 MB | 16 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ATDRVN LLC](https://appshunter.io/developer/1715755401) | [Trophy Inc.](https://appshunter.io/developer/1752591571) |

## What reviewers say

### RacingFocus

[App page](https://appshunter.io/ios/app/racingfocus/id6474137415)

This app allows drivers to upload videos and receive expert feedback to improve their performance. Connect with professionals to analyze your driving and learn from every moment.

**Highlights:** Upload driving videos, Connect with experts, Receive video feedback, Professional analysis, Performance improvement

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Fox + Son Jetmax

[App page](https://appshunter.io/ios/app/fox-plus-son-jetmax/id6748326003)

This application simplifies jetting calculations for Rotax engines, factoring in weather and altitude. It provides racers with precise tuning recommendations, including relative horsepower and an interactive gear chart, to optimize performance on race day.

**Highlights:** Rotax engine jetting calculator, Weather and altitude adjustments, Relative horsepower calculation, Interactive gear chart, Rotax tuning tips

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Yearly | $7.99 | per year |


## Frequently asked questions

### Is RacingFocus free?

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

### Is Fox + Son Jetmax free?

Fox + Son Jetmax is free to download, with in-app purchases available.

### Which has better reviews, RacingFocus or Fox + Son Jetmax?

RacingFocus and Fox + Son Jetmax are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do RacingFocus or Fox + Son Jetmax have ads?

Neither RacingFocus nor Fox + Son Jetmax shows ads.

### Which is updated more often, RacingFocus or Fox + Son Jetmax?

RacingFocus ships an update monthly, and Fox + Son Jetmax every 3 months. Most recently, RacingFocus was updated on October 6, 2026 and Fox + Son Jetmax on September 23, 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.*