# Dutch Definite Articles vs KnowL

The clearest difference is in-app purchases: KnowL at none against Dutch Definite Articles's 1. KnowL also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Dutch Definite Articles sells 1 one-off in-app purchase. KnowL asks for nothing beyond the download.

## The numbers

| Metric | Dutch Definite Articles | KnowL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 7 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Prosults Studio Ltd](https://appshunter.io/developer/1458972466) | [Knowl](https://appshunter.io/developer/1709480224) |

## What reviewers say

### Dutch Definite Articles

[App page](https://appshunter.io/ios/app/dutch-definite-articles/id6464108920)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Study | $2.99 | one-time |


### KnowL

[App page](https://appshunter.io/ios/app/knowl/id6689512423)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dutch Definite Articles free?

Dutch Definite Articles is free to download, with in-app purchases available.

### Is KnowL free?

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

### Do Dutch Definite Articles or KnowL have ads?

Neither Dutch Definite Articles nor KnowL 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.*