# PV Pro vs Zone

The clearest difference is price: PV Pro at Free against Zone's $4.99. PV Pro also leads on iOS requirement (13.0 vs 18.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

PV Pro is free to download; Zone costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PV Pro ships an update fortnightly, Zone every 9 days. The most recent releases landed on October 6, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PV Pro | Zone |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| 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 | **Every 9 days** |
| Monetization | Free | — |
| Size | 180 MB | 7 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu E-Linter Information Technology Co., Ltd.](https://appshunter.io/developer/1149235329) | [Vlad Zhila](https://appshunter.io/developer/1880696804) |

## 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


### Zone

[App page](https://appshunter.io/ios/app/zone-world-clock/id6760466562)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PV Pro free?

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

### Is Zone free?

Zone costs $4.99, with no in-app purchases.

### Do PV Pro or Zone have ads?

Neither PV Pro nor Zone shows ads.

### Which is updated more often, PV Pro or Zone?

PV Pro ships an update fortnightly, and Zone every 9 days. Most recently, PV Pro was updated on October 6, 2026 and Zone on September 21, 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.*