# BMS Tool vs WBMS

The clearest difference is rating: WBMS at 5.0 against BMS Tool's 3.9. WBMS also leads on in-app purchases (none vs 1) and ads (none vs shown). BMS Tool's advantage is update cadence (every 2 months vs every 24 months) and ratings volume (7 vs 1). On price, device support and iOS requirement there is nothing between them.

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

WBMS holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: BMS Tool has 7 ratings behind it against 1, so its average is the more settled of the two.

BMS Tool ships an update every 2 months, WBMS every 24 months. Both last shipped on September 16, 2026.

## The numbers

| Metric | BMS Tool | WBMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/bms-tool/id1511343379/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wbms/id1582572321/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 24 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 9 MB | 25 MB |
| Requires iOS | **15.2** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [e77code GmbH](https://appshunter.io/developer/1375405425) | [WOOLIIS TECHNOLOGY CO.,](https://appshunter.io/developer/1582572323) |

## 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 |


### WBMS

[App page](https://appshunter.io/ios/app/wbms/id1582572321)

This application connects to intelligent electronic devices to display real-time and historical data. It allows users to export historical data in table format and supports both new and older versions of compatible devices.

**Highlights:** Real-time data display, Historical data charts, Export historical data, Supports new and old devices, Updated interface design

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BMS Tool free?

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

### Is WBMS free?

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

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

WBMS is rated higher. BMS Tool averages 3.9 out of 5 from 7 ratings, while WBMS averages 5.0 from 1 ratings.

### Do BMS Tool or WBMS have ads?

BMS Tool shows ads; WBMS does not.

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

BMS Tool ships an update every 2 months, and WBMS every 24 months. Most recently, BMS Tool was updated on September 16, 2026 and WBMS on September 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.*