# SecureLink VSN+ vs Spectrum Analyzer

The clearest difference is in-app purchases: SecureLink VSN+ at none against Spectrum Analyzer's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spectrum Analyzer sells 1 one-off in-app purchase. SecureLink VSN+ asks for nothing beyond the download.

## The numbers

| Metric | SecureLink VSN+ | Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 1 MB | 1 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SECURELINK NETWORKS LIMITED](https://appshunter.io/developer/1472968961) | [Josef Dave Llorente](https://appshunter.io/developer/6803405669) |

## What reviewers say

### SecureLink VSN+

[App page](https://appshunter.io/ios/app/securelink-vsn-plus/id6779125894)

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

**In-app purchases:** none


### Spectrum Analyzer

[App page](https://appshunter.io/ios/app/spectrum-analyzer-audio-fft/id6803405667)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spectrum Analyzer - Audio FFT | $1.99 | one-time |


## Frequently asked questions

### Is SecureLink VSN+ free?

SecureLink VSN+ is free to download, with no in-app purchases.

### Is Spectrum Analyzer free?

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

### Do SecureLink VSN+ or Spectrum Analyzer have ads?

Neither SecureLink VSN+ nor Spectrum 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.*