# PureStudy vs 떠먹

The clearest difference is in-app purchases: 떠먹 at none against PureStudy's 2. 떠먹 also leads on iOS requirement (15.0 vs 17.0). PureStudy's advantage is update cadence (every 3 days vs every 6 weeks). On price, ads 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. 떠먹 asks for nothing beyond the download.

PureStudy ships an update every 3 days, 떠먹 every 6 weeks. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | PureStudy | 떠먹 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 weeks |
| Size | 182 MB | 46 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [chanhyeok choi](https://appshunter.io/developer/1799983470) | [HONG IK LEE](https://appshunter.io/developer/1819512861) |

## What reviewers say

### 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 |


### 떠먹

[App page](https://appshunter.io/ios/app/9/id6770886618)

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

**In-app purchases:** none


## Frequently asked questions

### Is PureStudy free?

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

### Is 떠먹 free?

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

### Do PureStudy or 떠먹 have ads?

Neither PureStudy nor 떠먹 shows ads.

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

PureStudy ships an update every 3 days, and 떠먹 every 6 weeks. Most recently, PureStudy was updated on September 23, 2026 and 떠먹 on September 10, 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.*