# Uncertainty Communication vs BraveStep for Selective Mutism

The clearest difference is iOS requirement: Uncertainty Communication at 14.0 against BraveStep for Selective Mutism's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Uncertainty Communication | BraveStep for Selective Mutism |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 122 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [OSF Healthcare System](https://appshunter.io/developer/1053621635) | [DiverAxis Technology (Chengdu) Co., Ltd.](https://appshunter.io/developer/6775443517) |

## What reviewers say

### Uncertainty Communication

[App page](https://appshunter.io/ios/app/uncertainty-communication/id1460824438)

**Features:** macOS Compatibility

**In-app purchases:** none


### BraveStep for Selective Mutism

[App page](https://appshunter.io/ios/app/bravestep-for-selective-mutism/id6778438458)

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

**In-app purchases:** none


## Frequently asked questions

### Is Uncertainty Communication free?

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

### Is BraveStep for Selective Mutism free?

BraveStep for Selective Mutism is free to download, with no in-app purchases.

### Do Uncertainty Communication or BraveStep for Selective Mutism have ads?

Neither Uncertainty Communication nor BraveStep for Selective Mutism 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.*