# PV Pro vs FireDefense Systems

The clearest difference is iOS requirement: PV Pro at 13.0 against FireDefense Systems's 17.0. 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.

## The numbers

| Metric | PV Pro | FireDefense Systems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (129 ratings)](https://appshunter.io/ios/app/pv-pro/id1247121391/reviews)** | — |
| Number of ratings | **129** | — |
| Positive reviews | 16.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 180 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu E-Linter Information Technology Co., Ltd.](https://appshunter.io/developer/1149235329) | [Gulnaz Galieva](https://appshunter.io/developer/6780740122) |

## What reviewers say

### PV Pro

[App page](https://appshunter.io/ios/app/pv-pro/id1247121391)

Monitor and manage your photovoltaic power plants with real-time status updates. Easily track daily, monthly, and yearly power generation to stay informed about your plant's performance.

**Highlights:** Real-time power plant status, Daily power generation tracking, Monthly power generation tracking, Yearly power generation tracking, Convenient power plant overview

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

**In-app purchases:** none


### FireDefense Systems

[App page](https://appshunter.io/ios/app/firedefense-systems/id6780740120)

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

**In-app purchases:** none


## Frequently asked questions

### Is PV Pro free?

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

### Is FireDefense Systems free?

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

### Do PV Pro or FireDefense Systems have ads?

Neither PV Pro nor FireDefense Systems 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.*