# 투잉 ToEng vs 코어 영어 훈련소

투잉 ToEng and 코어 영어 훈련소 are too close to call on the numbers: across 3 compared parameters — price, in-app purchases and iOS requirement among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 투잉 ToEng | 코어 영어 훈련소 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Daily | — |
| Size | 6 MB | 21 MB |
| Requires iOS | 16.1 | **15.1** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 17+ |
| Developer | [YONG SANG YU](https://appshunter.io/developer/1654719525) | [CORE EDUCATION](https://appshunter.io/developer/1453618878) |

## What reviewers say

### 투잉 ToEng

[App page](https://appshunter.io/ios/app/toeng-ai/id6449927248)

**Features:** Vision Pro support

**In-app purchases:** none


### 코어 영어 훈련소

[App page](https://appshunter.io/ios/app/id6474296007)

**In-app purchases:** none


## Frequently asked questions

### Is 투잉 ToEng free?

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

### Is 코어 영어 훈련소 free?

코어 영어 훈련소 is free to download, with no in-app purchases.

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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.*