# 트레바리 TREVARI vs guseul pen

트레바리 TREVARI and guseul pen are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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 | 트레바리 TREVARI | guseul pen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 32 MB | 5 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [TREVARI Co.,Ltd.](https://appshunter.io/developer/1555995109) | [Yeonni Lee](https://appshunter.io/developer/1710530643) |

## What reviewers say

### 트레바리 TREVARI

[App page](https://appshunter.io/ios/app/trevari/id1638663578)

**Features:** Vision Pro support

**In-app purchases:** none


### guseul pen

[App page](https://appshunter.io/ios/app/guseul-pen/id6811566306)

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

**In-app purchases:** none


## Frequently asked questions

### Is 트레바리 TREVARI free?

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

### Is guseul pen free?

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

### Do 트레바리 TREVARI or guseul pen have ads?

Neither 트레바리 TREVARI nor guseul pen shows ads.

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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.*