# せいくらべ vs ぼくのもじ

The clearest difference is in-app purchases: せいくらべ at none against ぼくのもじ's 2. せいくらべ also leads on update cadence (daily vs fortnightly). ぼくのもじ's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ぼくのもじ sells 2 one-off in-app purchases. せいくらべ asks for nothing beyond the download.

せいくらべ ships an update daily, ぼくのもじ fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | せいくらべ | ぼくのもじ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Fortnightly |
| Size | 7 MB | 61 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Kimura](https://appshunter.io/developer/6775796488) | [Nagatomo Miki](https://appshunter.io/developer/1891189762) |

## What reviewers say

### せいくらべ

[App page](https://appshunter.io/ios/app/id6777436455)

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

**In-app purchases:** none


### ぼくのもじ

[App page](https://appshunter.io/ios/app/id6800529422)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コーヒー1杯の応援 | $0.99 | one-time |
| カフェラテ1杯の応援 | $1.99 | one-time |


## Frequently asked questions

### Is せいくらべ free?

せいくらべ is free to download, with no in-app purchases.

### Is ぼくのもじ free?

ぼくのもじ is free to download, with in-app purchases available.

### Do せいくらべ or ぼくのもじ have ads?

せいくらべ shows ads; ぼくのもじ does not.

### Which is updated more often, せいくらべ or ぼくのもじ?

せいくらべ ships an update daily, and ぼくのもじ fortnightly. Most recently, せいくらべ was updated on October 24, 2026 and ぼくのもじ on October 25, 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.*