# D vs AutoX Data Logger

The clearest difference is price: D at Free against AutoX Data Logger's $9.99. D also leads on iOS requirement (15.0 vs 18.0). AutoX Data Logger's advantage is chart position (#198 vs unranked) and update cadence (fortnightly vs every 5 weeks). On rating, review sentiment, ratings volume and ads there is nothing between them.

D is free to download; AutoX Data Logger costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for D against 5.0 for AutoX Data Logger. Both are backed by a comparable volume of ratings — 5 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

D ships an update every 5 weeks, AutoX Data Logger fortnightly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | D | AutoX Data Logger |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/d-shift/id6466145102/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/autox-data-logger/id6742694051/reviews) |
| Number of ratings | 5 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#198** |
| Size | 4 MB | 13 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dauntless Devices LLC](https://appshunter.io/developer/1706964112) | [Florian Muellerklein](https://appshunter.io/developer/1780914038) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-shift/id6466145102)

Configure your performance vehicle's sequential shift light wirelessly. This app enables device setup, firmware updates, and seamless pairing with the required hardware. It's the official companion for the D-Shift shift light.

**Highlights:** Wireless pairing, Device configuration, Firmware updates, Official companion app

**In-app purchases:** none


### AutoX Data Logger

[App page](https://appshunter.io/ios/app/autox-data-logger/id6742694051)

**Currently charting:** #198 Top Paid · Utilities (US App Store)

Record and analyze autocross runs with video, GPS, and accelerometer data. Map courses, visualize performance with GPS traces and plots, and automatically start/stop recordings for hands-free logging. Export and import run data for comprehensive performance review.

**Highlights:** Course mapping with cone placement, Video, GPS, and accelerometer run recording, GPS traces and speed/g-force plots, Automatic start/stop recording, Data export and import, Optional sensor fusion for internal GPS

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is AutoX Data Logger free?

AutoX Data Logger costs $9.99, with no in-app purchases.

### Which has better reviews, D or AutoX Data Logger?

D and AutoX Data Logger are both rated 5.0 out of 5 on the App Store, from 5 and 8 ratings respectively.

### Do D or AutoX Data Logger have ads?

Neither D nor AutoX Data Logger shows ads.

### Which is updated more often, D or AutoX Data Logger?

D ships an update every 5 weeks, and AutoX Data Logger fortnightly. Most recently, D was updated on October 30, 2026 and AutoX Data Logger on October 28, 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.*