# GDriver vs Tap & Drill Size Reference

The clearest difference is price: GDriver at Free against Tap & Drill Size Reference's $0.99. GDriver also leads on update cadence (every 2 days vs every 6 weeks). Tap & Drill Size Reference's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

GDriver is free to download; Tap & Drill Size Reference costs $0.99 up front. GDriver sells 3 in-app purchases, starting at $2.99 per month. Tap & Drill Size Reference asks for nothing beyond the download.

GDriver ships an update every 2 days, Tap & Drill Size Reference every 6 weeks. The most recent releases landed on October 16, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | GDriver | Tap & Drill Size Reference |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.3 (24 ratings)](https://appshunter.io/ios/app/gdriver-ev-controller-tuning/id6739453298/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 138 MB | 1 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eamon Almiladi](https://appshunter.io/developer/1785403993) | [Shanghai Sheyuan Network Technology Co., Ltd.](https://appshunter.io/developer/1560626858) |

## What reviewers say

### 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 |


### Tap & Drill Size Reference

[App page](https://appshunter.io/ios/app/tap-and-drill-size-reference/id6761641150)

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

**In-app purchases:** none


## Frequently asked questions

### Is GDriver free?

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

### Is Tap & Drill Size Reference free?

Tap & Drill Size Reference costs $0.99, with no in-app purchases.

### Do GDriver or Tap & Drill Size Reference have ads?

Neither GDriver nor Tap & Drill Size Reference shows ads.

### Which is updated more often, GDriver or Tap & Drill Size Reference?

GDriver ships an update every 2 days, and Tap & Drill Size Reference every 6 weeks. Most recently, GDriver was updated on October 16, 2026 and Tap & Drill Size Reference on September 26, 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.*