# BMS Tool vs GDriver

The clearest difference is rating: GDriver at 4.4 against BMS Tool's 3.9. GDriver also leads on ads (none vs shown) and update cadence (every 2 days vs every 6 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. BMS Tool sells 1 one-off in-app purchase and GDriver sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

GDriver holds the better App Store score, 4.4 against 3.9. Both are backed by a comparable volume of ratings — 7 and 28 respectively. Written reviews point the same way: 71% of BMS Tool's written reviews are positive against 82% of GDriver's.

BMS Tool ships an update every 6 weeks, GDriver every 2 days. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | BMS Tool | GDriver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/bms-tool/id1511343379/reviews) | **[4.4 (28 ratings)](https://appshunter.io/ios/app/gdriver-ev-controller-tuning/id6739453298/reviews)** |
| Number of ratings | 7 | **28** |
| Positive reviews | 71.4% of reviews | **81.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 21 MB | 138 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [e77code GmbH](https://appshunter.io/developer/1375405425) | [Eamon Almiladi](https://appshunter.io/developer/1785403993) |

## What reviewers say

### BMS Tool

[App page](https://appshunter.io/ios/app/bms-tool/id1511343379)

Monitor your battery management systems via Bluetooth. Supports multiple BMS types including Liontron, XiaoXiang, ANT, and Wattstunde. Offers a screen always-on mode and macOS compatibility.

**Highlights:** Screen Always ON mode, Multiple BMS support, Liontron BMS read-only, XiaoXiang BMS read-only, ANT BMS read-only, Wattstunde LiFePo4 read-only, macOS support

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### GDriver

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

This app provides comprehensive tuning, live dashboards, and ride tracking for electric vehicle controllers. It offers guided setup for new users and advanced tools for experienced riders, along with detailed telemetry and trip insights.

**Highlights:** Guided initial setup wizard, Full parameter access for experienced users, Reusable tuning profiles, Real-time telemetry dashboards, Automatic trip tracking and ride insights, Live diagnostics and controller status, Support for multiple EV controller brands

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GDriver Pro Monthly | $2.99 | per month |
| GDriver Pro Annual | $29.99 | per year |
| GDriver Pro Lifetime | $24.99 | one-time |
| GDriver Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is BMS Tool free?

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

### Is GDriver free?

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

### Which has better reviews, BMS Tool or GDriver?

GDriver is rated higher. BMS Tool averages 3.9 out of 5 from 7 ratings, while GDriver averages 4.4 from 28 ratings.

### Do BMS Tool or GDriver have ads?

BMS Tool shows ads; GDriver does not.

### Which is updated more often, BMS Tool or GDriver?

BMS Tool ships an update every 6 weeks, and GDriver every 2 days. Most recently, BMS Tool was updated on November 7, 2026 and GDriver on November 8, 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.*