# Screen Test Utility vs Relativity Widget

The clearest difference is price: Relativity Widget at Free against Screen Test Utility's $1.99. Relativity Widget also leads on rating (5.0 vs 4.0) and update cadence (every 6 months vs every 24 months). Screen Test Utility's advantage is ratings volume (8 vs 1). On ads, in-app purchases and device support there is nothing between them.

Relativity Widget is free to download; Screen Test Utility costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Relativity Widget holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Screen Test Utility has 8 ratings behind it against 1, so its average is the more settled of the two.

Screen Test Utility ships an update every 24 months, Relativity Widget every 6 months. The most recent releases landed on September 2, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Screen Test Utility | Relativity Widget |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.0 (8 ratings)](https://appshunter.io/ios/app/screen-test-utility/id1529055554/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/relativity-widget/id1534420574/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 6 months** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 1 MB |
| Requires iOS | 16.4 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Twosome Solutions LLC](https://appshunter.io/developer/601620281) | [Eliott Morgensztern](https://appshunter.io/developer/1478504124) |

## What reviewers say

### Screen Test Utility

[App page](https://appshunter.io/ios/app/screen-test-utility/id1529055554)

Verify your iOS device's touchscreen functionality with this straightforward tool. It allows you to test every touch point, ensuring accurate response, especially after repairs or if the screen is damaged. Enjoy a clean, ad-free experience for a one-time purchase.

**Highlights:** Test every touch point, Verify touchscreen performance, Ideal for cracked or repaired screens, Ad-free experience, One-time purchase

**In-app purchases:** none


### Relativity Widget

[App page](https://appshunter.io/ios/app/relativity-widget/id1534420574)

Visualize Einstein's theories of relativity directly on your home screen. Choose between Special Relativity to see time dilation in a spaceship or General Relativity to observe time differences near a black hole.

**Highlights:** Special Relativity visualization, General Relativity visualization, Time dilation display, Home screen integration, Customizable speed/distance settings

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Screen Test Utility free?

Screen Test Utility costs $1.99, with no in-app purchases.

### Is Relativity Widget free?

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

### Which has better reviews, Screen Test Utility or Relativity Widget?

Relativity Widget is rated higher. Screen Test Utility averages 4.0 out of 5 from 8 ratings, while Relativity Widget averages 5.0 from 1 ratings.

### Do Screen Test Utility or Relativity Widget have ads?

Neither Screen Test Utility nor Relativity Widget shows ads.

### Which is updated more often, Screen Test Utility or Relativity Widget?

Screen Test Utility ships an update every 24 months, and Relativity Widget every 6 months. Most recently, Screen Test Utility was updated on September 2, 2026 and Relativity Widget on September 26, 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.*