# Structural Floor Vibration vs Untility

The clearest difference is in-app purchases: Structural Floor Vibration at none against Untility's 8. Structural Floor Vibration also leads on iOS requirement (17.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Untility sells 8 one-off in-app purchases. Structural Floor Vibration asks for nothing beyond the download.

## The numbers

| Metric | Structural Floor Vibration | Untility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/structural-floor-vibration/id6745415659/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Monetization | Free | — |
| Size | 1 MB | 12 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ESI Engineering](https://appshunter.io/developer/1812109983) | [Gary Haran](https://appshunter.io/developer/1717652237) |

## What reviewers say

### Structural Floor Vibration

[App page](https://appshunter.io/ios/app/structural-floor-vibration/id6745415659)

This utility app measures and records floor vibrations using your device's accelerometer. It helps users evaluate vibration levels and compare them against established engineering criteria for steel-framed structures.

**Highlights:** Measure floor vibration, Record vibration data, Evaluate vibration levels, Compare amplitudes to criteria, Uses device accelerometer

**In-app purchases:** none


### Untility

[App page](https://appshunter.io/ios/app/untility-timeline-widgets/id6760127206)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Retro Theme | $0.99 | one-time |
| Carnation Pink Theme | $0.99 | one-time |
| Prussian Cream Theme | $0.99 | one-time |
| Lilac Theme | $0.99 | one-time |
| Teally Theme | $0.99 | one-time |
| Canadian Sunset Theme | $0.99 | one-time |
| Scarlet Theme | $0.99 | one-time |
| All Premium Themes | $3.99 | one-time |


## Frequently asked questions

### Is Structural Floor Vibration free?

Structural Floor Vibration is free to download, with no in-app purchases.

### Is Untility free?

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

### Do Structural Floor Vibration or Untility have ads?

Neither Structural Floor Vibration nor Untility shows ads.

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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.*