# SilentWitness vs Frequency Analyzer +

The clearest difference is in-app purchases: SilentWitness at none against Frequency Analyzer +'s 2. SilentWitness also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Frequency Analyzer + sells 2 in-app purchases, starting at $5.99 per 7 days. SilentWitness asks for nothing beyond the download.

## The numbers

| Metric | SilentWitness | Frequency Analyzer + |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 185 MB | 14 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Parker Technology Services Inc.](https://appshunter.io/developer/1618371715) | [UMUT ARPAT](https://appshunter.io/developer/1718402578) |

## What reviewers say

### SilentWitness

[App page](https://appshunter.io/ios/app/silentwitness/id6765582678)

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

**In-app purchases:** none


### Frequency Analyzer +

[App page](https://appshunter.io/ios/app/frequency-analyzer-plus/id6778713968)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $5.99 | per 7 days |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is SilentWitness free?

SilentWitness is free to download, with no in-app purchases.

### Is Frequency Analyzer + free?

Frequency Analyzer + is free to download, with in-app purchases available.

### Do SilentWitness or Frequency Analyzer + have ads?

Neither SilentWitness nor Frequency Analyzer + 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.*