# KR Smart School vs IELTS Grammar

The clearest difference is in-app purchases: KR Smart School at none against IELTS Grammar's 1. KR Smart School also leads on ads (none vs shown) and iOS requirement (15 vs 18.0). On price and device support there is nothing between them.

Both are free to download. IELTS Grammar sells 1 one-off in-app purchase. KR Smart School asks for nothing beyond the download.

## The numbers

| Metric | KR Smart School | IELTS Grammar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Size | 7 MB | 21 MB |
| Requires iOS | **15** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Max Alphabet Company Limited](https://appshunter.io/developer/1809540892) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### KR Smart School

[App page](https://appshunter.io/ios/app/kr-smart-school/id6499463047)

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

**In-app purchases:** none


### IELTS Grammar

[App page](https://appshunter.io/ios/app/ielts-grammar/id6811334934)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $2.99 | one-time |


## Frequently asked questions

### Is KR Smart School free?

KR Smart School is free to download, with no in-app purchases.

### Is IELTS Grammar free?

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

### Do KR Smart School or IELTS Grammar have ads?

IELTS Grammar shows ads; KR Smart School does not.

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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.*