# RaceChrono Pro vs e

The clearest difference is price: e at Free against RaceChrono Pro's $19.99. e also leads on in-app purchases (none vs 3) and iOS requirement (12.0 vs 15.6). RaceChrono Pro's advantage is rating (4.7 vs 3.0) and ratings volume (184 vs 2). On update cadence, ads and device support there is nothing between them.

e is free to download; RaceChrono Pro costs $19.99 up front. RaceChrono Pro sells 3 one-off in-app purchases. e asks for nothing beyond the download.

RaceChrono Pro holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: RaceChrono Pro has 184 ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | RaceChrono Pro | e |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.7 (184 ratings)](https://appshunter.io/ios/app/racechrono-pro/id1129429340/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/e-flag-racer/id1638795617/reviews) |
| Number of ratings | **184** | 2 |
| Positive reviews | 57.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Freemium | **Free** |
| Best chart rank | **#15** | — |
| Size | 43 MB | 18 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) | [QUBOL S.A.](https://appshunter.io/developer/1603075903) |

## What reviewers say

### RaceChrono Pro

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

**Currently charting:** #15 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 |


### e

[App page](https://appshunter.io/ios/app/e-flag-racer/id1638795617)

Track vehicles in motorsport racing competitions globally. Monitor performance and stay updated on races around the world.

**Highlights:** Vehicle tracking, Motorsport competition support, Global race monitoring, Performance tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RaceChrono Pro free?

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

### Is e free?

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

### Which has better reviews, RaceChrono Pro or e?

RaceChrono Pro is rated higher. RaceChrono Pro averages 4.7 out of 5 from 184 ratings, while e averages 3.0 from 2 ratings.

### Do RaceChrono Pro or e have ads?

Neither RaceChrono Pro nor e shows ads.

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

RaceChrono Pro ships an update monthly, and e monthly. Most recently, RaceChrono Pro was updated on October 24, 2026 and e on October 24, 2026.

---

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