# 123SmartBMS vs BMS

The clearest difference is review sentiment: 123SmartBMS at 67% against BMS's 20%. 123SmartBMS also leads on ratings volume (21 vs 1). BMS's advantage is rating (5.0 vs 4.5). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BMS holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: 123SmartBMS has 21 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 67% of 123SmartBMS's written reviews are positive against 20% of BMS's, so the app with the better star average is not the one people write more warmly about.

123SmartBMS ships an update monthly, BMS every 2 months. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 123SmartBMS | BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (21 ratings)](https://appshunter.io/ios/app/123smartbms/id988285264/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bms-tool/id6471949475/reviews)** |
| Number of ratings | **21** | 1 |
| Positive reviews | **66.7% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 190 MB | 40 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Albertronic B.V.](https://appshunter.io/developer/890882604) | [秀丽 唐](https://appshunter.io/developer/1715570419) |

## What reviewers say

### 123SmartBMS

[App page](https://appshunter.io/ios/app/123smartbms/id988285264)

This app monitors and manages lithium battery packs, ensuring optimal condition and extended lifespan. It tracks cell voltages, temperatures, and currents, while balancing cells during charging. Connect via Bluetooth to view real-time battery status and control charging/discharging.

**Highlights:** Monitors cell voltages and temperatures, Tracks in- and outgoing currents, Balances cells during charging, Bluetooth connectivity for real-time data, Controls charge/discharge signals, Extends battery pack lifespan

**Features:** macOS Compatibility

**In-app purchases:** none


### BMS

[App page](https://appshunter.io/ios/app/bms-tool/id6471949475)

Monitor and manage your device's battery health with real-time data, historical records, and customizable alerts for over-charge, over-discharge, and temperature. Connect locally via Bluetooth or remotely via Wi-Fi to track battery status, cell performance, and potential issues.

**Highlights:** Real-time battery data (current, voltage, SOC, SOH), Cell-level monitoring, Historical alarm and protection records, Customizable warning values, Bluetooth and Wi-Fi connectivity, Device sharing and management

**In-app purchases:** none


## Frequently asked questions

### Is 123SmartBMS free?

123SmartBMS is free to download, with no in-app purchases.

### Is BMS free?

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

### Which has better reviews, 123SmartBMS or BMS?

BMS is rated higher. 123SmartBMS averages 4.5 out of 5 from 21 ratings, while BMS averages 5.0 from 1 ratings.

### Do 123SmartBMS or BMS have ads?

Neither 123SmartBMS nor BMS shows ads.

### Which is updated more often, 123SmartBMS or BMS?

123SmartBMS ships an update monthly, and BMS every 2 months. Most recently, 123SmartBMS was updated on September 20, 2026 and BMS on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*