# WiseSolar Plus vs USB

WiseSolar Plus and USB 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 | WiseSolar Plus | USB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/wisesolar-plus/id1510470362/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 288 MB | 157 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kehua Data Co.,Ltd.](https://appshunter.io/developer/1118238776) | [Kenneth Trice](https://appshunter.io/developer/6787525575) |

## What reviewers say

### WiseSolar Plus

[App page](https://appshunter.io/ios/app/wisesolar-plus/id1510470362)

This app facilitates data communication with photovoltaic inverters in a WiFi environment. It categorizes PV inverter data through monitoring, alarm, history, and setting modules, catering to manufacturers, users, and operation/maintenance roles.

**Highlights:** PV inverter data communication, WiFi environment connectivity, User role management, Monitoring module, Alarm module, History module, Setting module

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

**In-app purchases:** none


### USB

[App page](https://appshunter.io/ios/app/usb-cloud-helper/id6792604861)

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

**In-app purchases:** none


## Frequently asked questions

### Is WiseSolar Plus free?

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

### Is USB free?

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

### Do WiseSolar Plus or USB have ads?

Neither WiseSolar Plus nor USB 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.*