# Silent Scan vs VibroMeter

Silent Scan and VibroMeter are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Silent Scan sells 1 in-app purchase, starting at $1.99 per month and VibroMeter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Silent Scan ships an update every 3 weeks, VibroMeter every 2 weeks. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Silent Scan | VibroMeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 35 MB | 3 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yasuhiro Kodama](https://appshunter.io/developer/1895805086) | [景珂 陈](https://appshunter.io/developer/620312170) |

## What reviewers say

### Silent Scan

[App page](https://appshunter.io/ios/app/silent-scan/id6764492794)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $1.99 | per month |


### VibroMeter

[App page](https://appshunter.io/ios/app/vibrometer-vibration-meter/id6799438272)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VibroMeter Pro | $9.99 | one-time |


## Frequently asked questions

### Is Silent Scan free?

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

### Is VibroMeter free?

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

### Do Silent Scan or VibroMeter have ads?

Both Silent Scan and VibroMeter show ads.

### Which is updated more often, Silent Scan or VibroMeter?

Silent Scan ships an update every 3 weeks, and VibroMeter every 2 weeks. Most recently, Silent Scan was updated on October 18, 2026 and VibroMeter on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*