# Kizuki vs bright 【公式アプリ】

Kizuki and bright 【公式アプリ】 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.

Kizuki ships an update every 64 months, bright 【公式アプリ】 every 45 months. The most recent releases landed on November 13, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Kizuki | bright 【公式アプリ】 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 45 months** |
| Size | 17 MB | 34 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HARUMI OSHITANI](https://appshunter.io/developer/1482736235) | [SAORI ENDO](https://appshunter.io/developer/1554799731) |

## What reviewers say

### Kizuki

[App page](https://appshunter.io/ios/app/kizuki/id1482736236)

**In-app purchases:** none


### bright 【公式アプリ】

[App page](https://appshunter.io/ios/app/bright/id1554799729)

**In-app purchases:** none


## Frequently asked questions

### Is Kizuki free?

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

### Is bright 【公式アプリ】 free?

bright 【公式アプリ】 is free to download, with no in-app purchases.

### Do Kizuki or bright 【公式アプリ】 have ads?

Neither Kizuki nor bright 【公式アプリ】 shows ads.

### Which is updated more often, Kizuki or bright 【公式アプリ】?

Kizuki ships an update every 64 months, and bright 【公式アプリ】 every 45 months. Most recently, Kizuki was updated on November 13, 2026 and bright 【公式アプリ】 on November 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*