# Mini EMS vs Calion

Mini EMS and Calion are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.

## The numbers

| Metric | Mini EMS | Calion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mini-ems/id6448044595/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 37 MB | 42 MB |
| Requires iOS | 13.0 | **12.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [英 张](https://appshunter.io/developer/1682824182) | [深圳市创力能电源有限公司](https://appshunter.io/developer/1886650403) |

## What reviewers say

### 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


### Calion

[App page](https://appshunter.io/ios/app/calion/id6760892111)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mini EMS free?

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

### Is Calion free?

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

### Do Mini EMS or Calion have ads?

Neither Mini EMS nor Calion shows ads.

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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.*