# Mini EMS vs PV

The clearest difference is update cadence: Mini EMS at every 3 weeks against PV's every 2 months. On price, ads, in-app purchases and device support 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 ships an update every 3 weeks, PV every 2 months. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Mini EMS | PV |
| --- | --- | --- |
| 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** | Every 2 months |
| Monetization | Free | — |
| Size | 37 MB | 57 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [英 张](https://appshunter.io/developer/1682824182) | [林 尤](https://appshunter.io/developer/1770061598) |

## 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


### PV

[App page](https://appshunter.io/ios/app/pv-ems/id6737307229)

**In-app purchases:** none


## Frequently asked questions

### Is Mini EMS free?

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

### Is PV free?

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

### Do Mini EMS or PV have ads?

Neither Mini EMS nor PV shows ads.

### Which is updated more often, Mini EMS or PV?

Mini EMS ships an update every 3 weeks, and PV every 2 months. Most recently, Mini EMS was updated on October 2, 2026 and PV on October 3, 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.*