# ぶるの樹 公式アプリ vs ARK　by J's curry

ぶるの樹 公式アプリ and ARK　by J's curry are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

ぶるの樹 公式アプリ ships an update every 42 months, ARK　by J's curry every 38 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ぶるの樹 公式アプリ | ARK　by J's curry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 38 months** |
| Size | 15 MB | 16 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [YUZI AOKI](https://appshunter.io/developer/1457535290) | [YUICHI MIYAKI](https://appshunter.io/developer/1660173335) |

## What reviewers say

### ぶるの樹 公式アプリ

[App page](https://appshunter.io/ios/app/id1457535291)

**In-app purchases:** none


### ARK　by J's curry

[App page](https://appshunter.io/ios/app/ark-by-js-curry/id1660173333)

**In-app purchases:** none


## Frequently asked questions

### Is ぶるの樹 公式アプリ free?

ぶるの樹 公式アプリ is free to download, with no in-app purchases.

### Is ARK　by J's curry free?

ARK　by J's curry is free to download, with no in-app purchases.

### Do ぶるの樹 公式アプリ or ARK　by J's curry have ads?

Neither ぶるの樹 公式アプリ nor ARK　by J's curry shows ads.

### Which is updated more often, ぶるの樹 公式アプリ or ARK　by J's curry?

ぶるの樹 公式アプリ ships an update every 42 months, and ARK　by J's curry every 38 months. Most recently, ぶるの樹 公式アプリ was updated on October 26, 2026 and ARK　by J's curry on October 30, 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.*