# Lifeline Batteries vs UOOK BMS

The clearest difference is update cadence: UOOK BMS at weekly against Lifeline Batteries's every 5 weeks. Lifeline Batteries's advantage is iOS requirement (11.0 vs 16.4). On price, ads, in-app purchases and device support 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 ships an update every 5 weeks, UOOK BMS weekly. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Lifeline Batteries | UOOK BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lifeline-batteries/id6443550854/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 10 MB | 6 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JDW, Inc.](https://appshunter.io/developer/1647101634) | [SYSCODE INTERNATIONAL INC.](https://appshunter.io/developer/1056483582) |

## What reviewers say

### 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


### UOOK BMS

[App page](https://appshunter.io/ios/app/uook-bms/id6475134191)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lifeline Batteries free?

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

### Is UOOK BMS free?

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

### Do Lifeline Batteries or UOOK BMS have ads?

Neither Lifeline Batteries nor UOOK BMS shows ads.

### Which is updated more often, Lifeline Batteries or UOOK BMS?

Lifeline Batteries ships an update every 5 weeks, and UOOK BMS weekly. Most recently, Lifeline Batteries was updated on October 23, 2026 and UOOK BMS on October 26, 2026.

---

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