# CDP Knowledge Test vs AWS AI Practitioner 2026

The clearest difference is update cadence: CDP Knowledge Test at every 3 months against AWS AI Practitioner 2026's every 9 months. AWS AI Practitioner 2026's advantage is iOS requirement (10.0 vs 17.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CDP Knowledge Test sells 2 in-app purchases, starting at $11.99 per month and AWS AI Practitioner 2026 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

CDP Knowledge Test ships an update every 3 months, AWS AI Practitioner 2026 every 9 months. The most recent releases landed on September 10, 2026 and August 24, 2026 respectively.

## The numbers

| Metric | CDP Knowledge Test | AWS AI Practitioner 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Size | 9 MB | 25 MB |
| Requires iOS | 17.2 | **10.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [Trieu Tran](https://appshunter.io/developer/1668827865) |

## What reviewers say

### 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 |


### AWS AI Practitioner 2026

[App page](https://appshunter.io/ios/app/aws-ai-practitioner-2026/id6743929001)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock complete App | $7.99 | one-time |


## Frequently asked questions

### Is CDP Knowledge Test free?

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

### Is AWS AI Practitioner 2026 free?

AWS AI Practitioner 2026 is free to download, with in-app purchases available.

### Do CDP Knowledge Test or AWS AI Practitioner 2026 have ads?

Neither CDP Knowledge Test nor AWS AI Practitioner 2026 shows ads.

### Which is updated more often, CDP Knowledge Test or AWS AI Practitioner 2026?

CDP Knowledge Test ships an update every 3 months, and AWS AI Practitioner 2026 every 9 months. Most recently, CDP Knowledge Test was updated on September 10, 2026 and AWS AI Practitioner 2026 on August 24, 2026.

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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.*