# BigBlue Energy vs Mini EMS

The clearest difference is rating: Mini EMS at 5.0 against BigBlue Energy's 1.4. BigBlue Energy's advantage is ratings volume (11 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.

Mini EMS holds the better App Store score, 5.0 against 1.4. That said, the two scores are not equally well evidenced: BigBlue Energy has 11 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | BigBlue Energy | Mini EMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (11 ratings)](https://appshunter.io/ios/app/bigblue-energy/id1631521594/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mini-ems/id6448044595/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 74 MB | 37 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [雍河科技](https://appshunter.io/developer/1629603389) | [英 张](https://appshunter.io/developer/1682824182) |

## What reviewers say

### BigBlue Energy

[App page](https://appshunter.io/ios/app/bigblue-energy/id1631521594)

Control and monitor your portable power station remotely. Adjust settings like charging speed, and manage power output from your mobile device. Ensure safe and efficient energy usage anytime, anywhere.

**Highlights:** Wireless control, Monitor battery status, Check solar and AC input, Turn AC/DC output on/off, Adjust charging speed, Add new units

**In-app purchases:** none


### Mini EMS

[App page](https://appshunter.io/ios/app/mini-ems/id6448044595)

Monitor and manage your photovoltaic inverter system remotely. Configure Wi-Fi connections, view power station performance, and access equipment details. Receive real-time alerts and perform remote operations for optimal system management.

**Highlights:** WIFI configuration for PV inverters, Login and power station list display, View equipment running status and generation, Power station and equipment information overview, Equipment operation flow chart, Daily power plant record with error/warning info, Remote settings and operations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BigBlue Energy free?

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

### Is Mini EMS free?

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

### Which has better reviews, BigBlue Energy or Mini EMS?

Mini EMS is rated higher. BigBlue Energy averages 1.4 out of 5 from 11 ratings, while Mini EMS averages 5.0 from 1 ratings.

### Do BigBlue Energy or Mini EMS have ads?

Neither BigBlue Energy nor Mini EMS shows ads.

### Which is updated more often, BigBlue Energy or Mini EMS?

BigBlue Energy ships an update every 3 weeks, and Mini EMS every 3 weeks. Most recently, BigBlue Energy was updated on October 24, 2026 and Mini EMS 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.*