# GoodWill vs STL Viewer

The clearest difference is in-app purchases: GoodWill at none against STL Viewer's 1. GoodWill also leads on iOS requirement (11.0 vs 15.1). STL Viewer's advantage is device support. On price there is nothing between them.

Both are free to download. STL Viewer sells 1 one-off in-app purchase. GoodWill asks for nothing beyond the download.

## The numbers

| Metric | GoodWill | STL Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 8 days |
| Size | 26 MB | 39 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Adaptive Consultants Limited](https://appshunter.io/developer/1654924734) | [Mohamed Nagy](https://appshunter.io/developer/1582361271) |

## What reviewers say

### GoodWill

[App page](https://appshunter.io/ios/app/goodwill/id1665334823)

**In-app purchases:** none


### STL Viewer

[App page](https://appshunter.io/ios/app/stl-viewer-3d-model-and-print/id6769513616)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is GoodWill free?

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

### Is STL Viewer free?

STL Viewer is free to download, with in-app purchases available.

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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.*