# 123SmartBMS vs Lifeline Batteries

The clearest difference is rating: Lifeline Batteries at 5.0 against 123SmartBMS's 4.5. Lifeline Batteries also leads on iOS requirement (11.0 vs 16.0). 123SmartBMS's advantage is ratings volume (21 vs 1). 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.

Lifeline Batteries 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.

123SmartBMS ships an update monthly, Lifeline Batteries every 5 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 123SmartBMS | Lifeline Batteries |
| --- | --- | --- |
| 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/lifeline-batteries/id6443550854/reviews)** |
| Number of ratings | **21** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 190 MB | 10 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Albertronic B.V.](https://appshunter.io/developer/890882604) | [JDW, Inc.](https://appshunter.io/developer/1647101634) |

## 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


### Lifeline Batteries

[App page](https://appshunter.io/ios/app/lifeline-batteries/id6443550854)

This app monitors your lithium batteries via Bluetooth, displaying real-time voltage, charge status, temperature, and cell balance. It provides alerts for critical conditions and logs warnings to help extend battery life.

**Highlights:** Real-time voltage, current, and power display, Single cell voltage and alarm status, Cell balance and voltage difference comparison, Temperature warning and alarms, Warning log, Compatible with all Lifeline Lithium battery models

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 123SmartBMS free?

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

### Is Lifeline Batteries free?

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

### Which has better reviews, 123SmartBMS or Lifeline Batteries?

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

### Do 123SmartBMS or Lifeline Batteries have ads?

Neither 123SmartBMS nor Lifeline Batteries shows ads.

### Which is updated more often, 123SmartBMS or Lifeline Batteries?

123SmartBMS ships an update monthly, and Lifeline Batteries every 5 weeks. Most recently, 123SmartBMS was updated on November 1, 2026 and Lifeline Batteries on November 3, 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.*