# AWS Knowledge Test vs DOP

The clearest difference is in-app purchases: DOP at none against AWS Knowledge Test's 2. DOP also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. AWS Knowledge Test sells 2 in-app purchases, starting at $9.99 per month. DOP asks for nothing beyond the download.

AWS Knowledge Test ships an update every 5 weeks, DOP every 2 months. The most recent releases landed on September 27, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | AWS Knowledge Test | DOP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 13 MB | 27 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### AWS Knowledge Test

[App page](https://appshunter.io/ios/app/aws-knowledge-test/id6680152225)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $24.99 | one-time |


### DOP

[App page](https://appshunter.io/ios/app/dop-c02-cloud-devops-prep/id6747248077)

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

**In-app purchases:** none


## Frequently asked questions

### Is AWS Knowledge Test free?

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

### Is DOP free?

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

### Do AWS Knowledge Test or DOP have ads?

Neither AWS Knowledge Test nor DOP shows ads.

### Which is updated more often, AWS Knowledge Test or DOP?

AWS Knowledge Test ships an update every 5 weeks, and DOP every 2 months. Most recently, AWS Knowledge Test was updated on September 27, 2026 and DOP on September 29, 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.*