# Rada Sense vs What Speed

The clearest difference is in-app purchases: Rada Sense at none against What Speed's 4. Rada Sense also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.6). On price and ads there is nothing between them.

Both are free to download. What Speed sells 4 one-off in-app purchases. Rada Sense asks for nothing beyond the download.

## The numbers

| Metric | Rada Sense | What Speed |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | — |
| Size | 43 MB | 1 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kohler Mira Ltd.](https://appshunter.io/developer/1107602815) | [Six Pine Trees Limited](https://appshunter.io/developer/1896543525) |

## What reviewers say

### Rada Sense

[App page](https://appshunter.io/ios/app/rada-sense/id1506561968)

**Features:** Vision Pro support

**In-app purchases:** none


### What Speed

[App page](https://appshunter.io/ios/app/what-speed/id6768136482)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation - Small | $1.00 | one-time |
| Donation - Medium | $5.00 | one-time |
| Donation - Large | $10.00 | one-time |
| Donation - Generous | $100.00 | one-time |


## Frequently asked questions

### Is Rada Sense free?

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

### Is What Speed free?

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

### Do Rada Sense or What Speed have ads?

Neither Rada Sense nor What Speed 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.*