# Rainbow vs BUILDeutsch

The clearest difference is update cadence: BUILDeutsch at every 4 days against Rainbow's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Rainbow sells 6 in-app purchases, starting at $2.99 per 7 days and BUILDeutsch sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Rainbow ships an update every 2 weeks, BUILDeutsch every 4 days. The most recent releases landed on November 13, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Rainbow | BUILDeutsch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 108 MB | 76 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Taras Rudakevych](https://appshunter.io/developer/1538047115) | [Mango Medicine LLC](https://appshunter.io/developer/6792188147) |

## What reviewers say

### Rainbow

[App page](https://appshunter.io/ios/app/rainbow-visual-kids-routine/id6767823866)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $2.99 | per 7 days |
| 1 Week Trial | $2.99 | per 7 days |
| 1 Month | $5.99 | per month |
| 1 Month Trail | $5.99 | per month |
| 1 Year Trial | $29.99 | per year |
| 1 Year | $29.99 | per year |


### BUILDeutsch

[App page](https://appshunter.io/ios/app/buildeutsch-learn-german/id6803138689)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BUILDeutsch Pro | $7.99 | per month |
| BUILDeutsch Pro | $49.99 | per year |


## Frequently asked questions

### Is Rainbow free?

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

### Is BUILDeutsch free?

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

### Do Rainbow or BUILDeutsch have ads?

Neither Rainbow nor BUILDeutsch shows ads.

### Which is updated more often, Rainbow or BUILDeutsch?

Rainbow ships an update every 2 weeks, and BUILDeutsch every 4 days. Most recently, Rainbow was updated on November 13, 2026 and BUILDeutsch on October 31, 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.*