# Mathifyx vs Kind Skies

The clearest difference is in-app purchases: Mathifyx at none against Kind Skies's 1. Mathifyx also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Kind Skies sells 1 one-off in-app purchase. Mathifyx asks for nothing beyond the download.

## The numbers

| Metric | Mathifyx | Kind Skies |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mathifyx-slice-the-answer/id6758725556/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 days |
| Monetization | Free | — |
| Size | 117 MB | 31 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Novende LTD](https://appshunter.io/developer/968085428) | [Yusuf Kenan EKIZOGLU](https://appshunter.io/developer/6778389429) |

## What reviewers say

### Mathifyx

[App page](https://appshunter.io/ios/app/mathifyx-slice-the-answer/id6758725556)

A fast-paced arcade-style game that challenges your reflexes with quick math problems. Solve addition, subtraction, and mixed operations under time pressure to train your mental calculation and quick thinking.

**Highlights:** Fast math challenges, Addition and subtraction problems, Mixed math operations, Reflex-based gameplay, Mental math training, Quick play sessions

**Features:** macOS Compatibility

**In-app purchases:** none


### Kind Skies

[App page](https://appshunter.io/ios/app/kind-skies-tend-a-tiny-tribe/id6785314840)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Mathifyx free?

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

### Is Kind Skies free?

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

### Do Mathifyx or Kind Skies have ads?

Kind Skies shows ads; Mathifyx does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*