# ぎょうせいの電子書籍 vs Chieumi

ぎょうせいの電子書籍 and Chieumi 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ぎょうせいの電子書籍 | Chieumi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 52 MB | 52 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GYOSEI CORPORATION](https://appshunter.io/developer/445331928) | [KOSEI PUBLISHING CO.](https://appshunter.io/developer/1626942067) |

## What reviewers say

### ぎょうせいの電子書籍

[App page](https://appshunter.io/ios/app/id892624255)

**Features:** Vision Pro support

**In-app purchases:** none


### Chieumi

[App page](https://appshunter.io/ios/app/chieumi/id1626941855)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ぎょうせいの電子書籍 free?

ぎょうせいの電子書籍 is free to download, with no in-app purchases.

### Is Chieumi free?

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

### Do ぎょうせいの電子書籍 or Chieumi have ads?

Neither ぎょうせいの電子書籍 nor Chieumi shows ads.

### Which is updated more often, ぎょうせいの電子書籍 or Chieumi?

ぎょうせいの電子書籍 ships an update every 2 months, and Chieumi every 2 months. Most recently, ぎょうせいの電子書籍 was updated on October 15, 2026 and Chieumi on October 16, 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.*