# Pro BMS vs Econex SD

Pro BMS and Econex SD are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Pro BMS ships an update every 2 months, Econex SD monthly. The most recent releases landed on September 27, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Pro BMS | Econex SD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pro-bms/id6474855560/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 35 MB | 35 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Leagend Optoelectronics Co., Ltd.](https://appshunter.io/developer/6798210621) | [Econex AS](https://appshunter.io/developer/1839791348) |

## What reviewers say

### Pro BMS

[App page](https://appshunter.io/ios/app/pro-bms/id6474855560)

This utility app measures and displays real-time battery parameters like voltage, current, and capacity. It offers customizable protection functions and allows for voltage/current curve export. Control and monitoring are available via a mobile app.

**Highlights:** Real-time voltage and current measurement, Power, charge, and discharge capacity monitoring, Customizable protection functions (overvoltage, overcurrent, etc.), Color LCD display of comprehensive data, Voltage and current curve display and export, Mobile app control and communication

**Features:** macOS Compatibility

**In-app purchases:** none


### Econex SD

[App page](https://appshunter.io/ios/app/econex-sd/id6752544853)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pro BMS free?

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

### Is Econex SD free?

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

### Do Pro BMS or Econex SD have ads?

Neither Pro BMS nor Econex SD shows ads.

### Which is updated more often, Pro BMS or Econex SD?

Pro BMS ships an update every 2 months, and Econex SD monthly. Most recently, Pro BMS was updated on September 27, 2026 and Econex SD on September 20, 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.*