# Vibration analysis vs Flanker Buddy

The clearest difference is price: Vibration analysis at Free against Flanker Buddy's $1.99. Vibration analysis also leads on iOS requirement (15.6 vs 18.2). Flanker Buddy's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

Vibration analysis is free to download; Flanker Buddy costs $1.99 up front. Vibration analysis sells 2 one-off in-app purchases. Flanker Buddy asks for nothing beyond the download.

## The numbers

| Metric | Vibration analysis | Flanker Buddy |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| 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 | — |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 36 MB |
| Requires iOS | **15.6** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dmitriy Kharutskiy](https://appshunter.io/developer/817385891) | [Byrt](https://appshunter.io/developer/1084236360) |

## 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 |


### Flanker Buddy

[App page](https://appshunter.io/ios/app/flanker-buddy/id6785896655)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vibration analysis free?

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

### Is Flanker Buddy free?

Flanker Buddy costs $1.99, with no in-app purchases.

### Do Vibration analysis or Flanker Buddy have ads?

Neither Vibration analysis nor Flanker Buddy 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.*