# Fronius Solar.start vs Elsys Yapp

The clearest difference is review sentiment: Fronius Solar.start at 22% against Elsys Yapp's 0%. Elsys Yapp's advantage is iOS requirement (10.0 vs 16.0). On price, ads, in-app purchases and monetization model 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 | Fronius Solar.start | Elsys Yapp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (5 ratings)](https://appshunter.io/ios/app/fronius-solarstart/id1509399310/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **21.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | Free |
| Size | 202 MB | 34 MB |
| Requires iOS | 16.0 | **10.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | +4 |
| Developer | [Fronius International GmbH](https://appshunter.io/developer/431601279) | [Elsys Equipamentos Eletronicos LTDA](https://appshunter.io/developer/1362172653) |

## What reviewers say

### Fronius Solar.start

[App page](https://appshunter.io/ios/app/fronius-solarstart/id1509399310)

This app simplifies the setup of Fronius inverters and related devices through a guided, step-by-step process. It allows for quick commissioning, firmware updates, and integration with the Fronius Solar.web monitoring platform directly from a mobile device.

**Highlights:** QR-code scanning for device setup, Step-by-step commissioning guide, Inverter firmware updates, Network and product configuration, Integration with Fronius Solar.web, Quick access to web interface, How-to videos

**In-app purchases:** none


### Elsys Yapp

[App page](https://appshunter.io/ios/app/elsys-yapp/id1551648118)

This official application provides access to solar energy system information. Monitor your solar installations and view performance data directly from your device.

**Highlights:** Official solar system app, Monitor installations, View performance data, Device access

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

**In-app purchases:** none


## Frequently asked questions

### Is Fronius Solar.start free?

Fronius Solar.start is free to download, with no in-app purchases.

### Is Elsys Yapp free?

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

### Do Fronius Solar.start or Elsys Yapp have ads?

Neither Fronius Solar.start nor Elsys Yapp 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.*