# Fronius Solar.SOS vs FoxSwitch

The clearest difference is review sentiment: FoxSwitch at 38% against Fronius Solar.SOS's 0%. FoxSwitch also leads on update cadence (every 6 weeks vs every 3 months). 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.

Fronius Solar.SOS ships an update every 3 months, FoxSwitch every 6 weeks. The most recent releases landed on August 19, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Fronius Solar.SOS | FoxSwitch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/fronius-solarsos/id1516602936/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | **37.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 15 MB | 106 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fronius International GmbH](https://appshunter.io/developer/431601279) | [Foxess Co., Ltd](https://appshunter.io/developer/1512581977) |

## What reviewers say

### Fronius Solar.SOS

[App page](https://appshunter.io/ios/app/fronius-solarsos/id1516602936)

This business tool helps installers quickly resolve technical issues with solar systems. It allows for easy ordering of replacement parts and provides access to important documentation. The app streamlines the service process directly at the installation site.

**Highlights:** Manage multiple accounts, Order replacement parts, Track order status, Messaging with support, Access installation guides, Troubleshoot technical issues

**In-app purchases:** none


### FoxSwitch

[App page](https://appshunter.io/ios/app/foxswitch/id6479725033)

This application allows remote wireless interaction with chargers. Users can monitor charger status and retrieve detailed information from a distance.

**Highlights:** Remote charger interaction, Wireless control, Obtain charger status, Retrieve charger information

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

**In-app purchases:** none


## Frequently asked questions

### Is Fronius Solar.SOS free?

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

### Is FoxSwitch free?

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

### Do Fronius Solar.SOS or FoxSwitch have ads?

Neither Fronius Solar.SOS nor FoxSwitch shows ads.

### Which is updated more often, Fronius Solar.SOS or FoxSwitch?

Fronius Solar.SOS ships an update every 3 months, and FoxSwitch every 6 weeks. Most recently, Fronius Solar.SOS was updated on August 19, 2026 and FoxSwitch on September 9, 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.*