# Üben vs Lazuli 1x1

The clearest difference is review sentiment: Lazuli 1x1 at 100% against Üben's 0%. Üben's advantage is price ($0.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Üben costs $0.99 and Lazuli 1x1 $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Üben | Lazuli 1x1 |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | — |
| Monetization | Paid | Paid |
| Size | 19 MB | 276 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [admaDIC Rainer Schwarze & Annett Schwarze GbR](https://appshunter.io/developer/553282875) | [funline Media GmbH](https://appshunter.io/developer/1220004570) |

## What reviewers say

### Üben

[App page](https://appshunter.io/ios/app/uben-conversion/id1061481156)

Practice converting units of length and weight with this simple educational app. It generates random conversion tasks, perfect for children to learn and test their knowledge.

**Highlights:** Unit conversion practice, Length and weight units, Random task generation, Correct/incorrect feedback, Child-friendly design

**Features:** Vision Pro support

**In-app purchases:** none


### Lazuli 1x1

[App page](https://appshunter.io/ios/app/lazuli-1x1/id6499223366)

This app offers engaging games and exercises to help children master multiplication and division tables up to 100. It incorporates timed challenges and playful distractions to build focus and concentration skills, with a progress display to track learning.

**Highlights:** 15 engaging multiplication games, 14 division exercises, Timed challenges, Playful distractions to build focus, Progress tracking display, Animated characters unlocked by correct answers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Üben free?

Üben costs $0.99, with no in-app purchases.

### Is Lazuli 1x1 free?

Lazuli 1x1 costs $2.99, with no in-app purchases.

### Do Üben or Lazuli 1x1 have ads?

Neither Üben nor Lazuli 1x1 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.*