# EMBTuner vs GDriver

EMBTuner and GDriver both sit at 4.5 stars, but that hides the real split: 83% of GDriver's written reviews are positive against 0% of EMBTuner's. GDriver also leads on update cadence (every 2 days vs fortnightly). EMBTuner's advantage is in-app purchases (none vs 3). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.5 for EMBTuner against 4.4 for GDriver. Both are backed by a comparable volume of ratings — 11 and 21 respectively. Written reviews are what separate them: 0% of EMBTuner's written reviews are positive against 83% of GDriver's.

EMBTuner ships an update fortnightly, GDriver every 2 days. The most recent releases landed on May 14, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | EMBTuner | GDriver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/embtuner/id1605550971/reviews)** | [4.4 (21 ratings)](https://appshunter.io/ios/app/gdriver-ev-controller-tuning/id6739453298/reviews) |
| Number of ratings | 11 | **21** |
| Positive reviews | 0.0% of reviews | **83.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free | Free |
| Size | 58 MB | 132 MB |
| Requires iOS | **15.4** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Riley Houston](https://appshunter.io/developer/1605550973) | [Eamon Almiladi](https://appshunter.io/developer/1785403993) |

## What reviewers say

### EMBTuner

[App page](https://appshunter.io/ios/app/embtuner/id1605550971)

This utility app provides advanced control for specific ASI controllers tuned by E-Moto Bros. Users can access special parameters for calibration, saving settings to flash memory, and throttle adjustments.

**Highlights:** Controller calibration, Save to flash functionality, Throttle tuning, Extended parameter access, ASI controller 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 EMBTuner free?

EMBTuner 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, EMBTuner or GDriver?

EMBTuner is rated higher. EMBTuner averages 4.5 out of 5 from 11 ratings, while GDriver averages 4.4 from 21 ratings.

### Do EMBTuner or GDriver have ads?

Neither EMBTuner nor GDriver shows ads.

### Which is updated more often, EMBTuner or GDriver?

EMBTuner ships an update fortnightly, and GDriver every 2 days. Most recently, EMBTuner was updated on May 14, 2026 and GDriver on September 30, 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.*