# PV Pro vs counterSpectrum

PV Pro and counterSpectrum 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 | PV Pro | counterSpectrum |
| --- | --- | --- |
| 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 | 24 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu E-Linter Information Technology Co., Ltd.](https://appshunter.io/developer/1149235329) | [Spectrum Software Solutions, Inc.](https://appshunter.io/developer/509107373) |

## 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


### counterSpectrum

[App page](https://appshunter.io/ios/app/counterspectrum/id6738002022)

**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 counterSpectrum free?

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

### Do PV Pro or counterSpectrum have ads?

Neither PV Pro nor counterSpectrum 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.*