# Theorie 101 vs SmartTheorie

The clearest difference is iOS requirement: Theorie 101 at 13.0 against SmartTheorie's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Theorie 101 sells 3 one-off in-app purchases and SmartTheorie sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Theorie 101 | SmartTheorie |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 159 MB | 2 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ehsan Hoseini](https://appshunter.io/developer/1735316103) | [Hazem Khodier](https://appshunter.io/developer/6783526037) |

## What reviewers say

### Theorie 101

[App page](https://appshunter.io/ios/app/theorie-101/id6767994405)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic CBR Theoriepakket | $0.99 | one-time |
| Deluxe CBR Theoriepakket | $0.99 | one-time |
| Pro CBR Theoriepakket | $0.99 | one-time |


### SmartTheorie

[App page](https://appshunter.io/ios/app/smarttheorie/id6791892329)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SmartTheorie Monthly | $3.99 | per month |
| SmartTheorie Gold (2 Months) | $8.99 | per 2 months |


## Frequently asked questions

### Is Theorie 101 free?

Theorie 101 is free to download, with in-app purchases available.

### Is SmartTheorie free?

SmartTheorie is free to download, with in-app purchases available.

### Do Theorie 101 or SmartTheorie have ads?

Neither Theorie 101 nor SmartTheorie 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.*