# BMS Tool vs VTB

The clearest difference is review sentiment: BMS Tool at 71% against VTB's 0%. BMS Tool also leads on rating (3.9 vs 3.4). VTB's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. BMS Tool sells 1 one-off in-app purchase. VTB asks for nothing beyond the download.

BMS Tool holds the better App Store score, 3.9 against 3.4. Both are backed by a comparable volume of ratings — 7 and 11 respectively. Written reviews point the same way: 71% of BMS Tool's written reviews are positive against 0% of VTB's.

BMS Tool ships an update every 2 months, VTB every 2 weeks. The most recent releases landed on September 16, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | BMS Tool | VTB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/bms-tool/id1511343379/reviews)** | [3.4 (11 ratings)](https://appshunter.io/ios/app/vtb/id6469103682/reviews) |
| Number of ratings | 7 | **11** |
| Positive reviews | **71.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 9 MB | 64 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [e77code GmbH](https://appshunter.io/developer/1375405425) | [VTB INTERNATIONAL INC](https://appshunter.io/developer/1711555345) |

## 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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### VTB

[App page](https://appshunter.io/ios/app/vtb/id6469103682)

This utility app connects to VTB controllers via Bluetooth to adjust various performance parameters. Users can customize throttle and brake curves, gear settings, speed limits, and torque for a personalized riding experience. It also supports online software updates for the controller and electronic systems.

**Highlights:** Bluetooth connectivity to VTB controllers, Adjust throttle and brake curves, Customize gear settings, speed, and torque, Configure power and gear ratios, Online software updates for controllers and systems, Supports various mainstream electric vehicle models

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

**In-app purchases:** none


## Frequently asked questions

### Is BMS Tool free?

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

### Is VTB free?

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

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

BMS Tool is rated higher. BMS Tool averages 3.9 out of 5 from 7 ratings, while VTB averages 3.4 from 11 ratings.

### Do BMS Tool or VTB have ads?

BMS Tool shows ads; VTB does not.

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

BMS Tool ships an update every 2 months, and VTB every 2 weeks. Most recently, BMS Tool was updated on September 16, 2026 and VTB on September 18, 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.*