# Fronius Solar.SOS vs PCE EV2

Fronius Solar.SOS and PCE EV2 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

Fronius Solar.SOS ships an update every 3 months, PCE EV2 every 4 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Fronius Solar.SOS | PCE EV2 |
| --- | --- | --- |
| 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 | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 15 MB | 127 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Fronius International GmbH](https://appshunter.io/developer/431601279) | [D-LIGHT Group](https://appshunter.io/developer/1537442142) |

## 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


### PCE EV2

[App page](https://appshunter.io/ios/app/pce-ev2/id6738842259)

**Features:** macOS Compatibility

**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 PCE EV2 free?

PCE EV2 is free to download, with no in-app purchases.

### Do Fronius Solar.SOS or PCE EV2 have ads?

Neither Fronius Solar.SOS nor PCE EV2 shows ads.

### Which is updated more often, Fronius Solar.SOS or PCE EV2?

Fronius Solar.SOS ships an update every 3 months, and PCE EV2 every 4 months. Most recently, Fronius Solar.SOS was updated on October 24, 2026 and PCE EV2 on October 8, 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.*