# LightEarth BT vs Mini EMS

The clearest difference is update cadence: Mini EMS at every 3 weeks against LightEarth BT's every 6 weeks. LightEarth BT's advantage is iOS requirement (10.0 vs 13.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for LightEarth BT against 5.0 for Mini EMS. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

LightEarth BT ships an update every 6 weeks, Mini EMS every 3 weeks. The most recent releases landed on June 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | LightEarth BT | Mini EMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/lightearth-bt/id6443578045/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/mini-ems/id6448044595/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 13 MB | 37 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SUNSHINE TECHNOLOGY(CHINA) CO., LIMITED](https://appshunter.io/developer/1647326640) | [英 张](https://appshunter.io/developer/1682824182) |

## What reviewers say

### LightEarth BT

[App page](https://appshunter.io/ios/app/lightearth-bt/id6443578045)

Control and monitor your SUNT Series Hybrid Inverter remotely using your mobile device's Bluetooth. Set working modes and view operational data without needing a Wi-Fi network.

**Highlights:** Remote inverter control, Bluetooth connectivity, View operational data, Set working modes, No Wi-Fi required

**Features:** macOS Compatibility

**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 LightEarth BT free?

LightEarth BT 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, LightEarth BT or Mini EMS?

LightEarth BT and Mini EMS are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do LightEarth BT or Mini EMS have ads?

Neither LightEarth BT nor Mini EMS shows ads.

### Which is updated more often, LightEarth BT or Mini EMS?

LightEarth BT ships an update every 6 weeks, and Mini EMS every 3 weeks. Most recently, LightEarth BT was updated on June 1, 2026 and Mini EMS on September 14, 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.*