# Willkommen vs Expression Builder

The clearest difference is in-app purchases: Expression Builder at none against Willkommen's 3. Expression Builder also leads on iOS requirement (13.0 vs 17.0). Willkommen's advantage is ads (none vs shown) and update cadence (weekly vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. Willkommen sells 3 in-app purchases, starting at $4.99 per month. Expression Builder asks for nothing beyond the download.

Willkommen ships an update weekly, Expression Builder every 3 weeks. The most recent releases landed on September 14, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | Willkommen | Expression Builder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 264 MB | 111 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kanchalika Kongyong](https://appshunter.io/developer/1883480594) | [Nezihe Sozen](https://appshunter.io/developer/1825918288) |

## What reviewers say

### Willkommen

[App page](https://appshunter.io/ios/app/willkommen-learn-german/id6761691333)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Willkommen Premium monthly | $4.99 | per month |
| Willkommen Premium Annual | $49.99 | per year |
| Willkommen Premium - Lifetime | $199.00 | one-time |


### Expression Builder

[App page](https://appshunter.io/ios/app/expression-builder-first-3000/id6775914345)

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

**In-app purchases:** none


## Frequently asked questions

### Is Willkommen free?

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

### Is Expression Builder free?

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

### Do Willkommen or Expression Builder have ads?

Expression Builder shows ads; Willkommen does not.

### Which is updated more often, Willkommen or Expression Builder?

Willkommen ships an update weekly, and Expression Builder every 3 weeks. Most recently, Willkommen was updated on September 14, 2026 and Expression Builder on August 13, 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.*