# The Concept Classes vs AWS Test Sim

The clearest difference is update cadence: AWS Test Sim at monthly against The Concept Classes's every 13 months. The Concept Classes's advantage is iOS requirement (15.5 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. The Concept Classes sells 10 one-off in-app purchases and AWS Test Sim sells 5 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

The Concept Classes ships an update every 13 months, AWS Test Sim monthly. The most recent releases landed on October 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | The Concept Classes | AWS Test Sim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Size | 146 MB | 17 MB |
| Requires iOS | **15.5** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Aaratus, inc.](https://appshunter.io/developer/1774774771) |

## What reviewers say

### The Concept Classes

[App page](https://appshunter.io/ios/app/the-concept-classes/id6739129603)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AU | $34.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BH | $49.99 | one-time |


### AWS Test Sim

[App page](https://appshunter.io/ios/app/aws-test-sim/id6739266690)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $14.99 | per month |
| 3-Months Subscription | $29.99 | per 3 months |
| 6-Months Subscription | $49.99 | per 6 months |
| 12-Months Subscription | $79.99 | per year |
| Life Time Access | $99.99 | one-time |


## Frequently asked questions

### Is The Concept Classes free?

The Concept Classes is free to download, with in-app purchases available.

### Is AWS Test Sim free?

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

### Do The Concept Classes or AWS Test Sim have ads?

Neither The Concept Classes nor AWS Test Sim shows ads.

### Which is updated more often, The Concept Classes or AWS Test Sim?

The Concept Classes ships an update every 13 months, and AWS Test Sim monthly. Most recently, The Concept Classes was updated on October 1, 2026 and AWS Test Sim on September 10, 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.*