# Tether Supervision vs RadiologyApp

The clearest difference is in-app purchases: Tether Supervision at none against RadiologyApp's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. RadiologyApp sells 2 in-app purchases, starting at $4.99 per month. Tether Supervision asks for nothing beyond the download.

## The numbers

| Metric | Tether Supervision | RadiologyApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 0 MB | 9 MB |
| Requires iOS | **17.2** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [CONTRAST COVERAGE TEXAS PLLC](https://appshunter.io/developer/1788849962) | [Edson Knapp](https://appshunter.io/developer/1450598864) |

## What reviewers say

### Tether Supervision

[App page](https://appshunter.io/ios/app/tether-supervision/id6740194394)

**Features:** macOS Compatibility

**In-app purchases:** none


### RadiologyApp

[App page](https://appshunter.io/ios/app/radiologyapp/id6741454156)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly. | $4.99 | per month |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is Tether Supervision free?

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

### Is RadiologyApp free?

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

### Do Tether Supervision or RadiologyApp have ads?

Neither Tether Supervision nor RadiologyApp 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.*