# Black Box Dyno vs GDriver

The clearest difference is rating: Black Box Dyno at 5.0 against GDriver's 4.3. Black Box Dyno also leads on in-app purchases (none vs 3). GDriver's advantage is update cadence (every 2 days vs every 2 months) and ratings volume (24 vs 3). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. GDriver sells 3 in-app purchases, starting at $2.99 per month. Black Box Dyno asks for nothing beyond the download.

Black Box Dyno holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: GDriver has 24 ratings behind it against 3, so its average is the more settled of the two.

Black Box Dyno ships an update every 2 months, GDriver every 2 days. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Black Box Dyno | GDriver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/black-box-dyno/id6476816898/reviews)** | [4.3 (24 ratings)](https://appshunter.io/ios/app/gdriver-ev-controller-tuning/id6739453298/reviews) |
| Number of ratings | 3 | **24** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 23 MB | 138 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lexi Wozniak](https://appshunter.io/developer/1727863700) | [Eamon Almiladi](https://appshunter.io/developer/1785403993) |

## What reviewers say

### Black Box Dyno

[App page](https://appshunter.io/ios/app/black-box-dyno/id6476816898)

This application analyzes minibike performance when used with compatible hardware. It displays real-time speed and engine RPM, and provides detailed post-run data on gearing, horsepower, torque, and top speed. It's ideal for tuning modifications or settling friendly performance debates.

**Highlights:** Speedometer, Tachometer, Gearing analysis, Horsepower tracking, Torque measurement, Top speed recording

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

**In-app purchases:** none


### GDriver

[App page](https://appshunter.io/ios/app/gdriver-ev-controller-tuning/id6739453298)

Monitor your electric vehicle's performance and journey statistics with real-time data and insightful analytics. Track speed, distance, duration, route, and energy consumption to optimize battery efficiency. Customize your dashboard and review historical data to improve your rides.

**Highlights:** Real-time speed tracking, Trip distance and duration logging, Route mapping, Energy consumption analysis, Customizable dashboard, Bluetooth data syncing, Historical ride data review

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GDriver Pro Monthly | $2.99 | per month |
| GDriver Pro Annual | $29.99 | per year |
| GDriver Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Black Box Dyno free?

Black Box Dyno is free to download, with no in-app purchases.

### Is GDriver free?

GDriver is free to download, with in-app purchases available.

### Which has better reviews, Black Box Dyno or GDriver?

Black Box Dyno is rated higher. Black Box Dyno averages 5.0 out of 5 from 3 ratings, while GDriver averages 4.3 from 24 ratings.

### Do Black Box Dyno or GDriver have ads?

Neither Black Box Dyno nor GDriver shows ads.

### Which is updated more often, Black Box Dyno or GDriver?

Black Box Dyno ships an update every 2 months, and GDriver every 2 days. Most recently, Black Box Dyno was updated on October 7, 2026 and GDriver on October 16, 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.*