# Vibration analysis vs Voltcraft WIFI Scope

The clearest difference is in-app purchases: Voltcraft WIFI Scope at none against Vibration analysis's 2. Voltcraft WIFI Scope also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (9.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Vibration analysis sells 2 one-off in-app purchases. Voltcraft WIFI Scope asks for nothing beyond the download.

Vibration analysis ships an update every 3 months, Voltcraft WIFI Scope every 3 weeks. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Vibration analysis | Voltcraft WIFI Scope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (43 ratings)](https://appshunter.io/ios/app/vibration-analysis/id817385888/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 57.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 26 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dmitriy Kharutskiy](https://appshunter.io/developer/817385891) | [CEI Conrad Electronic International (HK) Limited](https://appshunter.io/developer/756357900) |

## What reviewers say

### Vibration analysis

[App page](https://appshunter.io/ios/app/vibration-analysis/id817385888)

This app analyzes phone accelerometer data to create a vibration spectrum. It helps evaluate vibration strength, frequency, and the rotation speed of various mechanisms like fans and motors. Useful for quality checks, malfunction detection, and balancing homemade rotating parts.

**Highlights:** Vibration spectrum analysis, Rotation speed evaluation, Mechanism quality assessment, Malfunction monitoring, Customizable FFT size, Multiple units of measurement, Peak frequency detection

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Settings | $2.99 | one-time |
| External accelerometer | $2.99 | one-time |


### Voltcraft WIFI Scope

[App page](https://appshunter.io/ios/app/voltcraft-wifi-scope/id1097236154)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vibration analysis free?

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

### Is Voltcraft WIFI Scope free?

Voltcraft WIFI Scope is free to download, with no in-app purchases.

### Do Vibration analysis or Voltcraft WIFI Scope have ads?

Neither Vibration analysis nor Voltcraft WIFI Scope shows ads.

### Which is updated more often, Vibration analysis or Voltcraft WIFI Scope?

Vibration analysis ships an update every 3 months, and Voltcraft WIFI Scope every 3 weeks. Most recently, Vibration analysis was updated on October 14, 2026 and Voltcraft WIFI Scope on October 2, 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.*