# Vibration vs Site Service Mobile

The clearest difference is price: Site Service Mobile at Free against Vibration's $9.99. Site Service Mobile also leads on in-app purchases (none vs 1) and rating (5.0 vs 4.6). Vibration's advantage is chart position (#136 vs unranked) and ratings volume (12 vs 2). On ads, device support and iOS requirement there is nothing between them.

Site Service Mobile is free to download; Vibration costs $9.99 up front. Vibration sells 1 one-off in-app purchase. Site Service Mobile asks for nothing beyond the download.

Site Service Mobile holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Vibration has 12 ratings behind it against 2, so its average is the more settled of the two.

Vibration ships an update every 6 weeks, Site Service Mobile fortnightly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Vibration | Site Service Mobile |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.6 (12 ratings)](https://appshunter.io/ios/app/vibration/id301097580/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/site-service-mobile-ssm/id6761701384/reviews)** |
| Number of ratings | **12** | 2 |
| Positive reviews | 79.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#136** | — |
| Size | 13 MB | 39 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Diffraction Limited Design LLC](https://appshunter.io/developer/294410307) | [Site Service Software, Inc.](https://appshunter.io/developer/1759415421) |

## What reviewers say

### Vibration

[App page](https://appshunter.io/ios/app/vibration/id301097580)

**Currently charting:** #136 Top Paid · Business (US App Store)

This app analyzes vibration spectrums using your device's sensors. It can process time-series data, remove DC bias, apply windows, and perform FFT for frequency analysis. Results can be emailed for documentation.

**Highlights:** Built-in accelerometer and gyroscope analysis, Internal microphone and external Digiducer support, Adjustable sample rates and data lengths, FFT and frequency spectrum plotting, DC bias removal and Hamming window, Data export via email and iTunes, Apple Watch companion app for triggering

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enable full Digiducer functionality | $19.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🔬 Accurate measurements
- 💡 Useful for research
- 📊 Data exportable (CSV)
- 🚀 Fast analysis

**What reviewers complain about**

- 🐛 Randomly cuts recordings
- 🐛 Locks up
- 🐛 Tried to text data file
- 🐛 Cancel button greyed out
- 🐛 Stopped working

**Reported bugs**

- Randomly cut recordings short
- Locked up and tried to text data file
- Cancel button greyed out
- Stopped working
- No longer records, saves or allows contact with developer

**Requested features**

- Spectrum analysis labels
- Continuous sampling option
- Higher sample rate
- Extend sample rate to 1kHz
- Measure mm/s


### Site Service Mobile

[App page](https://appshunter.io/ios/app/site-service-mobile-ssm/id6761701384)

Streamline field inspections and service workflows with a mobile platform designed for regulated industries. Capture data, manage dispatches, and generate reports in real-time, eliminating paperwork and improving operational efficiency.

**Highlights:** Real-time inspections, Capture violations and photos, Manage dispatches, Generate field reports, Instant cloud sync, Role-based access

**In-app purchases:** none


## Frequently asked questions

### Is Vibration free?

Vibration costs $9.99, and also offers in-app purchases.

### Is Site Service Mobile free?

Site Service Mobile is free to download, with no in-app purchases.

### Which has better reviews, Vibration or Site Service Mobile?

Site Service Mobile is rated higher. Vibration averages 4.6 out of 5 from 12 ratings, while Site Service Mobile averages 5.0 from 2 ratings.

### Do Vibration or Site Service Mobile have ads?

Neither Vibration nor Site Service Mobile shows ads.

### Which is updated more often, Vibration or Site Service Mobile?

Vibration ships an update every 6 weeks, and Site Service Mobile fortnightly. Most recently, Vibration was updated on November 6, 2026 and Site Service Mobile on October 31, 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.*