# Vibration vs Private Voice Recorder

Vibration and Private Voice Recorder both sit at 4.5 stars, but that hides the real split: 79% of Vibration's written reviews are positive against 0% of Private Voice Recorder's. Vibration also leads on ads (none vs shown) and chart position (#16 vs unranked). Private Voice Recorder's advantage is price (Free vs $9.99) and ratings volume (107 vs 11). On rating, update cadence, in-app purchases and monetization model there is nothing between them.

Private Voice Recorder is free to download; Vibration costs $9.99 up front. Vibration sells 1 one-off in-app purchase and Private Voice Recorder sells 1 in-app purchase, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Vibration against 4.5 for Private Voice Recorder. That said, the two scores are not equally well evidenced: Private Voice Recorder has 107 ratings behind it against 11, so its average is the more settled of the two. Written reviews are what separate them: 79% of Vibration's written reviews are positive against 0% of Private Voice Recorder's.

Vibration ships an update every 6 weeks, Private Voice Recorder monthly. The most recent releases landed on October 27, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Vibration | Private Voice Recorder |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/vibration/id301097580/reviews)** | [4.5 (107 ratings)](https://appshunter.io/ios/app/private-voice-recorder/id1015912847/reviews) |
| Number of ratings | 11 | **107** |
| Positive reviews | **79.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#16** | — |
| Size | 13 MB | 18 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | +4 |
| Developer | [Diffraction Limited Design LLC](https://appshunter.io/developer/294410307) | [Emanuele Floris](https://appshunter.io/developer/597490842) |

## What reviewers say

### Vibration

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

**Currently charting:** #16 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 |


### Private Voice Recorder

[App page](https://appshunter.io/ios/app/private-voice-recorder/id1015912847)

Securely record and store voice notes, conversations, and important moments with password protection and high-quality audio. Organize and share recordings with ease, ensuring your private data remains inaccessible to others.

**Highlights:** Password protection, High-quality audio recording, Intuitive organization, Secure sharing, Easy-to-use interface

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $14.99 | per year |


## Frequently asked questions

### Is Vibration free?

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

### Is Private Voice Recorder free?

Private Voice Recorder is free to download, with in-app purchases available.

### Which has better reviews, Vibration or Private Voice Recorder?

Vibration is rated higher. Vibration averages 4.5 out of 5 from 11 ratings, while Private Voice Recorder averages 4.5 from 107 ratings.

### Do Vibration or Private Voice Recorder have ads?

Private Voice Recorder shows ads; Vibration does not.

### Which is updated more often, Vibration or Private Voice Recorder?

Vibration ships an update every 6 weeks, and Private Voice Recorder monthly. Most recently, Vibration was updated on October 27, 2026 and Private Voice Recorder on October 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.*