# Design Patterns Illustrated vs Learn MongoDB

The clearest difference is price: Design Patterns Illustrated at Free against Learn MongoDB's $2.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Design Patterns Illustrated is free to download; Learn MongoDB costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Design Patterns Illustrated | Learn MongoDB |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 13 months |
| Size | 8 MB | 189 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Apps Foundry Inc.](https://appshunter.io/developer/1772141640) | [Shahbaz Khan](https://appshunter.io/developer/1479963383) |

## What reviewers say

### Design Patterns Illustrated

[App page](https://appshunter.io/ios/app/design-patterns-illustrated/id6736484312)

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn MongoDB

[App page](https://appshunter.io/ios/app/learn-mongodb-nosql-database/id6753748759)

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

**In-app purchases:** none


## Frequently asked questions

### Is Design Patterns Illustrated free?

Design Patterns Illustrated is free to download, with no in-app purchases.

### Is Learn MongoDB free?

Learn MongoDB costs $2.99, with no in-app purchases.

### Do Design Patterns Illustrated or Learn MongoDB have ads?

Neither Design Patterns Illustrated nor Learn MongoDB 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.*