# Prison Engine vs Listen from a Distance

The clearest difference is in-app purchases: Prison Engine at none against Listen from a Distance's 1. Prison Engine also leads on iOS requirement (12.4 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. Listen from a Distance sells 1 one-off in-app purchase. Prison Engine asks for nothing beyond the download.

## The numbers

| Metric | Prison Engine | Listen from a Distance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/listen-from-a-distance/id6780267825/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 2 MB |
| Requires iOS | **12.4** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Prison Engine](https://appshunter.io/developer/1788775525) | [Ronald Lumor](https://appshunter.io/developer/1874119930) |

## What reviewers say

### Prison Engine

[App page](https://appshunter.io/ios/app/prison-engine/id6740180457)

**In-app purchases:** none


### Listen from a Distance

[App page](https://appshunter.io/ios/app/listen-from-a-distance/id6780267825)

Transform your iPhone into a live remote microphone. Stream audio from your phone's microphone directly to your AirPods or Bluetooth headphones in real-time. Ideal for enhancing audio clarity in various situations, from watching TV to monitoring conversations.

**Highlights:** Live remote microphone functionality, Real-time audio streaming to headphones, Audio Boost controls, Noise Reduction features, Equalizer Presets and Manual Sliders, Audio Recording

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hear Clear Pro | $3.99 | one-time |


## Frequently asked questions

### Is Prison Engine free?

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

### Is Listen from a Distance free?

Listen from a Distance is free to download, with in-app purchases available.

### Do Prison Engine or Listen from a Distance have ads?

Neither Prison Engine nor Listen from a Distance 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.*