# Fronius Solar.SOS vs 3D Box Maker

The clearest difference is price: Fronius Solar.SOS at Free against 3D Box Maker's $2.99. Fronius Solar.SOS also leads on in-app purchases (none vs 2). On review sentiment, update cadence, ads and device support there is nothing between them.

Fronius Solar.SOS is free to download; 3D Box Maker costs $2.99 up front. 3D Box Maker sells 2 in-app purchases, starting at $1.99 per month. Fronius Solar.SOS asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Fronius Solar.SOS | 3D Box Maker |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/fronius-solarsos/id1516602936/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Free** | Paid |
| Size | 15 MB | 74 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fronius International GmbH](https://appshunter.io/developer/431601279) | [Sarah Hill](https://appshunter.io/developer/1378029846) |

## 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


### 3D Box Maker

[App page](https://appshunter.io/ios/app/3d-box-maker/id1607771697)

Design and download custom 3D printable boxes with various features like lids, compartments, and text. Create unique shapes from images, drawers, pen pots, carousels, and even word keychains.

**Highlights:** Custom box creation from images, Rectangular and ellipse shape boxes, Compartmentalized boxes with text, Drawer set creation, Pen pot and bottle rack design, Carousel and word keychain maker

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly font subscription | $1.99 | per month |
| Yearly font subscription | $14.99 | per year |


## Frequently asked questions

### Is Fronius Solar.SOS free?

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

### Is 3D Box Maker free?

3D Box Maker costs $2.99, and also offers in-app purchases.

### Do Fronius Solar.SOS or 3D Box Maker have ads?

Neither Fronius Solar.SOS nor 3D Box Maker shows ads.

### Which is updated more often, Fronius Solar.SOS or 3D Box Maker?

Fronius Solar.SOS ships an update every 3 months, and 3D Box Maker every 3 months. Most recently, Fronius Solar.SOS was updated on October 16, 2026 and 3D Box Maker on October 12, 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.*