# BMS Tool vs SMB Link

The clearest difference is in-app purchases: SMB Link at none against BMS Tool's 1. SMB Link also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.2). On price, update cadence and device support there is nothing between them.

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

BMS Tool ships an update every 2 months, SMB Link every 3 weeks. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | BMS Tool | SMB Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/bms-tool/id1511343379/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 36 MB |
| Requires iOS | 15.2 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [e77code GmbH](https://appshunter.io/developer/1375405425) | [Shenzhen Mottcell New Energy Technology Co.,Ltd](https://appshunter.io/developer/1805103372) |

## 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 |


### SMB Link

[App page](https://appshunter.io/ios/app/smb-link/id6743928562)

**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 SMB Link free?

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

### Do BMS Tool or SMB Link have ads?

BMS Tool shows ads; SMB Link does not.

### Which is updated more often, BMS Tool or SMB Link?

BMS Tool ships an update every 2 months, and SMB Link every 3 weeks. Most recently, BMS Tool was updated on October 3, 2026 and SMB Link on October 5, 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.*