# ESS Energy vs PACEEX BMS

The clearest difference is iOS requirement: PACEEX BMS at 13.0 against ESS Energy's 16.6. 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.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on September 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ESS Energy | PACEEX BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (7 ratings)](https://appshunter.io/ios/app/paceex-bms/id6461723294/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | — | Free |
| Size | 54 MB | 40 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [仁义 樊](https://appshunter.io/developer/1406210820) | [SHENZHEN PACE ELECTRONICS CO., LTD.](https://appshunter.io/developer/1616618327) |

## What reviewers say

### ESS Energy

[App page](https://appshunter.io/ios/app/ess-energy/id1642888340)

**Features:** macOS Compatibility

**In-app purchases:** none


### PACEEX BMS

[App page](https://appshunter.io/ios/app/paceex-bms/id6461723294)

Monitor and manage your device's battery health remotely or locally. View real-time and historical data, set up custom alerts for critical battery conditions, and manage your connected devices with ease.

**Highlights:** Real-time battery data monitoring, Historical data logging and analysis, Customizable warning and alarm settings, Local Bluetooth and remote Wi-Fi connectivity, Device management and sharing, Battery health status and diagnostics

**In-app purchases:** none


## Frequently asked questions

### Is ESS Energy free?

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

### Is PACEEX BMS free?

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

### Do ESS Energy or PACEEX BMS have ads?

Neither ESS Energy nor PACEEX BMS shows ads.

### Which is updated more often, ESS Energy or PACEEX BMS?

ESS Energy ships an update every 5 weeks, and PACEEX BMS every 5 weeks. Most recently, ESS Energy was updated on September 10, 2026 and PACEEX BMS on October 18, 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.*