# SSSY vs CDP Knowledge Test

The clearest difference is in-app purchases: SSSY at none against CDP Knowledge Test's 2. SSSY also leads on iOS requirement (12.0 vs 17.2). On price there is nothing between them.

Both are free to download. CDP Knowledge Test sells 2 in-app purchases, starting at $11.99 per month. SSSY asks for nothing beyond the download.

## The numbers

| Metric | SSSY | CDP Knowledge Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 3 months |
| Size | 65 MB | 9 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Testpress Tech Labs LLP](https://appshunter.io/developer/1235683817) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### SSSY

[App page](https://appshunter.io/ios/app/sssy/id6469783017)

**In-app purchases:** none


### CDP Knowledge Test

[App page](https://appshunter.io/ios/app/cdp-knowledge-test/id6740606245)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $11.99 | per month |
| Lifetime version | $24.99 | one-time |


## Frequently asked questions

### Is SSSY free?

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

### Is CDP Knowledge Test free?

CDP Knowledge Test is free to download, with in-app purchases available.

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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.*