# Жи Ши Ча Ща Чу Щу Чк Чн vs Quant Math

The clearest difference is in-app purchases: Quant Math at none against Жи Ши Ча Ща Чу Щу Чк Чн's 1. Жи Ши Ча Ща Чу Щу Чк Чн's advantage is iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Жи Ши Ча Ща Чу Щу Чк Чн sells 1 one-off in-app purchase. Quant Math asks for nothing beyond the download.

## The numbers

| Metric | Жи Ши Ча Ща Чу Щу Чк Чн | Quant Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 14 MB | 44 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siarhei Kurachkin](https://appshunter.io/developer/1195544199) | [Marlen Dossov](https://appshunter.io/developer/6787450632) |

## What reviewers say

### Жи Ши Ча Ща Чу Щу Чк Чн

[App page](https://appshunter.io/ios/app/id1491771814)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Разблокировать все уровни | $1.99 | one-time |


### Quant Math

[App page](https://appshunter.io/ios/app/quant-math-16/id6787450630)

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

**In-app purchases:** none


## Frequently asked questions

### Is Жи Ши Ча Ща Чу Щу Чк Чн free?

Жи Ши Ча Ща Чу Щу Чк Чн is free to download, with in-app purchases available.

### Is Quant Math free?

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

### Do Жи Ши Ча Ща Чу Щу Чк Чн or Quant Math have ads?

Neither Жи Ши Ча Ща Чу Щу Чк Чн nor Quant Math shows ads.

---

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