# MiRally Crono vs RaceChrono Pro

The clearest difference is price: MiRally Crono at Free against RaceChrono Pro's $19.99. RaceChrono Pro's advantage is rating (4.7 vs 1.0) and ratings volume (184 vs 1). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

MiRally Crono 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 1.0. That said, the two scores are not equally well evidenced: RaceChrono Pro has 184 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of MiRally Crono's written reviews are positive against 58% of RaceChrono Pro's.

MiRally Crono ships an update every 2 months, RaceChrono Pro monthly. Both last shipped on November 6, 2026.

## The numbers

| Metric | MiRally Crono | RaceChrono Pro |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/mirally-crono/id1109686274/reviews) | **[4.7 (184 ratings)](https://appshunter.io/ios/app/racechrono-pro/id1129429340/reviews)** |
| Number of ratings | 1 | **184** |
| Positive reviews | 50.0% of reviews | **57.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Freemium |
| Best chart rank | — | **#10** |
| Size | 73 MB | 43 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rabbit Rally SL](https://appshunter.io/developer/6775050364) | [RaceChrono Oy](https://appshunter.io/developer/1056547888) |

## What reviewers say

### MiRally Crono

[App page](https://appshunter.io/ios/app/mirally-crono/id1109686274)

This GPS tracker records rally competitor coordinates to help race organizers calculate race results. It requires registration on the MiRally website and uses background GPS, which may impact battery life.

**Highlights:** GPS coordinate recording, Rally competitor tracking, Race result calculation, MiRally website integration, User registration

**Features:** Vision Pro support

**In-app purchases:** none


### RaceChrono Pro

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

**Currently charting:** #10 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


## Frequently asked questions

### Is MiRally Crono free?

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

### Is RaceChrono Pro free?

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

### Which has better reviews, MiRally Crono or RaceChrono Pro?

RaceChrono Pro is rated higher. MiRally Crono averages 1.0 out of 5 from 1 ratings, while RaceChrono Pro averages 4.7 from 184 ratings.

### Do MiRally Crono or RaceChrono Pro have ads?

Neither MiRally Crono nor RaceChrono Pro shows ads.

### Which is updated more often, MiRally Crono or RaceChrono Pro?

MiRally Crono ships an update every 2 months, and RaceChrono Pro monthly. Most recently, MiRally Crono was updated on November 6, 2026 and RaceChrono Pro on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*