# TrackDay Pro vs Membres ACO

The clearest difference is price: Membres ACO at Free against TrackDay Pro's $19.99. Membres ACO also leads on rating (4.8 vs 4.4). On review sentiment, ratings volume, update cadence and ads there is nothing between them.

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

Membres ACO holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 8 and 4 respectively. Written reviews split almost evenly too, at 33% and 33% positive.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | TrackDay Pro | Membres ACO |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | [4.4 (8 ratings)](https://appshunter.io/ios/app/trackday-pro/id523627777/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/membres-aco/id1463392544/reviews)** |
| Number of ratings | **8** | 4 |
| Positive reviews | **33.3% of reviews** | 32.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 20 MB | 107 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [FTLapps LLC](https://appshunter.io/developer/495035070) | [SSP ACO](https://appshunter.io/developer/441201614) |

## What reviewers say

### TrackDay Pro

[App page](https://appshunter.io/ios/app/trackday-pro/id523627777)

This app records GPS data to automatically compute lap times for track sessions. Users can download pre-loaded tracks, have the app learn new tracks, or create their own using the built-in editor. Analyze your racing lines and session results with detailed track views.

**Highlights:** Automatic lap time computation, Downloadable track library, Built-in track editor, Session results analysis, Raw GPS data export, Extensive track configurations

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

**In-app purchases:** none


### Membres ACO

[App page](https://appshunter.io/ios/app/membres-aco/id1463392544)

Access your digital membership card for ACO Club Members. This app lets you easily manage your membership and engage with your passion.

**Highlights:** Digital membership card, Manage membership, Access club benefits, Stay updated on events

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is TrackDay Pro free?

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

### Is Membres ACO free?

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

### Which has better reviews, TrackDay Pro or Membres ACO?

Membres ACO is rated higher. TrackDay Pro averages 4.4 out of 5 from 8 ratings, while Membres ACO averages 4.8 from 4 ratings.

### Do TrackDay Pro or Membres ACO have ads?

Neither TrackDay Pro nor Membres ACO shows ads.

### Which is updated more often, TrackDay Pro or Membres ACO?

TrackDay Pro ships an update every 2 months, and Membres ACO every 2 months. Most recently, TrackDay Pro was updated on October 23, 2026 and Membres ACO on October 29, 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.*