# Monster Numbers vs ShiftUI

The clearest difference is price: ShiftUI at Free against Monster Numbers's $2.99. Monster Numbers's advantage is iOS requirement (11.0 vs 14.0). On ads, in-app purchases and device support there is nothing between them.

ShiftUI is free to download; Monster Numbers costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Monster Numbers | ShiftUI |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.4 (86 ratings)](https://appshunter.io/ios/app/monster-numbers-mental-math/id771387168/reviews)** | — |
| Number of ratings | **86** | — |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Paid | — |
| Size | 173 MB | 1 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Didactoons Games SL](https://appshunter.io/developer/1457185685) | [Ryan Lintott](https://appshunter.io/developer/1206353521) |

## What reviewers say

### Monster Numbers

[App page](https://appshunter.io/ios/app/monster-numbers-mental-math/id771387168)

This engaging math game helps children aged 4-14 improve their arithmetic skills. It adapts to each child's age and learning level, offering a mix of fun activities and skill-testing challenges. Designed by teachers, it aims to make learning math enjoyable and support school routines.

**Highlights:** Adaptive difficulty by age, Mix of fun and skill-testing levels, Designed by teachers, Supports school routines, Improves math skills

**Features:** macOS Compatibility

**In-app purchases:** none


### ShiftUI

[App page](https://appshunter.io/ios/app/shiftui/id1554934702)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Monster Numbers free?

Monster Numbers costs $2.99, with no in-app purchases.

### Is ShiftUI free?

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

### Do Monster Numbers or ShiftUI have ads?

Neither Monster Numbers nor ShiftUI 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.*