# TUD vs Klaro AI

The clearest difference is ads: Klaro AI at none against TUD's shown. TUD's advantage is update cadence (every 4 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. TUD sells 2 in-app purchases, starting at $4.99 per month and Klaro AI sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

TUD ships an update every 4 days, Klaro AI every 3 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | TUD | Klaro AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Size | 48 MB | 56 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Pim Voogt](https://appshunter.io/developer/1896529060) | [Marc Linneweber](https://appshunter.io/developer/6788360339) |

## What reviewers say

### TUD

[App page](https://appshunter.io/ios/app/tud-speaking-practice/id6767999386)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tud Pro Monthly | $4.99 | per month |
| Tud Pro Annual | $39.99 | per year |


### Klaro AI

[App page](https://appshunter.io/ios/app/klaro-ai-learn-languages/id6788360337)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klaro AI Premium Monthly | $12.99 | per month |
| Klaro AI Premium Yearly | $89.99 | per year |


## Frequently asked questions

### Is TUD free?

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

### Is Klaro AI free?

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

### Do TUD or Klaro AI have ads?

TUD shows ads; Klaro AI does not.

### Which is updated more often, TUD or Klaro AI?

TUD ships an update every 4 days, and Klaro AI every 3 weeks. Most recently, TUD was updated on November 5, 2026 and Klaro AI on November 5, 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.*