# RaceChrono Pro vs WindFX

The clearest difference is price: WindFX at $1.99 against RaceChrono Pro's $19.99. WindFX also leads on in-app purchases (none vs 3) and iOS requirement (12.0 vs 15.6). RaceChrono Pro's advantage is update cadence (monthly vs every 4 months) and chart position (#9 vs unranked). On ads and device support there is nothing between them.

RaceChrono Pro costs $19.99 and WindFX $1.99 up front. RaceChrono Pro sells 3 one-off in-app purchases. WindFX asks for nothing beyond the download.

RaceChrono Pro ships an update monthly, WindFX every 4 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | RaceChrono Pro | WindFX |
| --- | --- | --- |
| Price | $19.99 | **$1.99** |
| Rating | **[4.7 (184 ratings)](https://appshunter.io/ios/app/racechrono-pro/id1129429340/reviews)** | — |
| Number of ratings | **184** | — |
| Positive reviews | 57.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Freemium | — |
| Best chart rank | **#9** | — |
| Size | 43 MB | 1 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RaceChrono Oy](https://appshunter.io/developer/1056547888) | [pyd.app](https://appshunter.io/developer/412417902) |

## What reviewers say

### RaceChrono Pro

[App page](https://appshunter.io/ios/app/racechrono-pro/id1129429340)

**Currently charting:** #9 Top Paid · Sports (US App Store)

This app serves as a comprehensive lap timer and data logger for motorsports, enabling users to record and analyze performance. It offers video recording with data overlays and supports a wide range of external GPS and OBD-II devices for enhanced accuracy.

**Highlights:** Lap timing with sectors and optimal lap, Track library with over 2600 pre-made tracks, Data analysis with synchronized graphs and maps, Predictive lap timing, Video recording with data overlay, Support for external GPS and OBD-II devices, Unlimited session length

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reference session 3 | $0.99 | one-time |
| Reference session 2 | $4.99 | one-time |
| Reference session 1 | $8.99 | one-time |


### WindFX

[App page](https://appshunter.io/ios/app/windfx/id1369947297)

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

**In-app purchases:** none


## Frequently asked questions

### Is RaceChrono Pro free?

RaceChrono Pro costs $19.99, and also offers in-app purchases.

### Is WindFX free?

WindFX costs $1.99, with no in-app purchases.

### Do RaceChrono Pro or WindFX have ads?

Neither RaceChrono Pro nor WindFX shows ads.

### Which is updated more often, RaceChrono Pro or WindFX?

RaceChrono Pro ships an update monthly, and WindFX every 4 months. Most recently, RaceChrono Pro was updated on October 26, 2026 and WindFX on October 25, 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.*