# お使いーじー vs 私辞書

The clearest difference is in-app purchases: お使いーじー at none against 私辞書's 2. 私辞書's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. 私辞書 sells 2 in-app purchases, starting at $1.99 per month. お使いーじー asks for nothing beyond the download.

お使いーじー ships an update every 3 weeks, 私辞書 fortnightly. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | お使いーじー | 私辞書 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 52 MB | 108 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Haruhiko Motokawa](https://appshunter.io/developer/1688347008) | [AOI EMURA](https://appshunter.io/developer/1826834165) |

## What reviewers say

### お使いーじー

[App page](https://appshunter.io/ios/app/id6449246683)

**Features:** macOS Compatibility

**In-app purchases:** none


### 私辞書

[App page](https://appshunter.io/ios/app/id6748652770)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン | $1.99 | per month |
| 年額プラン | $22.99 | per year |


## Frequently asked questions

### Is お使いーじー free?

お使いーじー is free to download, with no in-app purchases.

### Is 私辞書 free?

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

### Do お使いーじー or 私辞書 have ads?

Neither お使いーじー nor 私辞書 shows ads.

### Which is updated more often, お使いーじー or 私辞書?

お使いーじー ships an update every 3 weeks, and 私辞書 fortnightly. Most recently, お使いーじー was updated on November 3, 2026 and 私辞書 on November 8, 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.*