# RaceChrono Pro vs Rally Master

The clearest difference is review sentiment: RaceChrono Pro at 58% against Rally Master's 0%. RaceChrono Pro also leads on rating (4.7 vs 3.7) and ratings volume (184 vs 3). Rally Master's advantage is price (Free vs $19.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Rally Master is free to download; RaceChrono Pro costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RaceChrono Pro holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: RaceChrono Pro has 184 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 58% of RaceChrono Pro's written reviews are positive against 0% of Rally Master's.

RaceChrono Pro ships an update monthly, Rally Master every 3 months. The most recent releases landed on November 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | RaceChrono Pro | Rally Master |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.7 (184 ratings)](https://appshunter.io/ios/app/racechrono-pro/id1129429340/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/rally-master/id1466574486/reviews) |
| Number of ratings | **184** | 3 |
| Positive reviews | **57.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Freemium | **Free** |
| Best chart rank | **#9** | — |
| Size | 43 MB | 25 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RaceChrono Oy](https://appshunter.io/developer/1056547888) | [David Bireta](https://appshunter.io/developer/338634093) |

## 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, iPhone Duo support

**In-app purchases:** none


### Rally Master

[App page](https://appshunter.io/ios/app/rally-master/id1466574486)

Easily create and manage rally courses with GPS checkpoints. Add, delete, and reposition checkpoints, and adjust timing information. Track registered teams and their readiness status.

**Highlights:** GPS checkpoint system, Add, delete, and reposition checkpoints, Adjust timing information, View registered teams and status, Course layout tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RaceChrono Pro free?

RaceChrono Pro costs $19.99, with no in-app purchases.

### Is Rally Master free?

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

### Which has better reviews, RaceChrono Pro or Rally Master?

RaceChrono Pro is rated higher. RaceChrono Pro averages 4.7 out of 5 from 184 ratings, while Rally Master averages 3.7 from 3 ratings.

### Do RaceChrono Pro or Rally Master have ads?

Neither RaceChrono Pro nor Rally Master shows ads.

### Which is updated more often, RaceChrono Pro or Rally Master?

RaceChrono Pro ships an update monthly, and Rally Master every 3 months. Most recently, RaceChrono Pro was updated on November 2, 2026 and Rally Master on October 24, 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.*