# 중급영단어 vs PureStudy

The clearest difference is in-app purchases: 중급영단어 at none against PureStudy's 2. 중급영단어 also leads on iOS requirement (15.1 vs 17.0). PureStudy's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. PureStudy sells 2 in-app purchases, starting at $1.99 per month. 중급영단어 asks for nothing beyond the download.

중급영단어 ships an update every 6 days, PureStudy every 3 days. The most recent releases landed on August 13, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 중급영단어 | PureStudy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 3 days** |
| Size | 42 MB | 182 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SeungMan Choi](https://appshunter.io/developer/1049477462) | [chanhyeok choi](https://appshunter.io/developer/1799983470) |

## What reviewers say

### 중급영단어

[App page](https://appshunter.io/ios/app/id6759493631)

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

**In-app purchases:** none


### PureStudy

[App page](https://appshunter.io/ios/app/purestudy-camera-focus-timer/id6766282371)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PureStudy Pro Monthly | $1.99 | per month |
| PureStudy Pro Yearly | $9.99 | per year |


## Frequently asked questions

### Is 중급영단어 free?

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

### Is PureStudy free?

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

### Do 중급영단어 or PureStudy have ads?

중급영단어 shows ads; PureStudy does not.

### Which is updated more often, 중급영단어 or PureStudy?

중급영단어 ships an update every 6 days, and PureStudy every 3 days. Most recently, 중급영단어 was updated on August 13, 2026 and PureStudy on September 23, 2026.

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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.*