# Ultimate Kanji Learning App vs Yaiba

The clearest difference is in-app purchases: Yaiba at none against Ultimate Kanji Learning App's 2. Yaiba also leads on ads (none vs shown). Ultimate Kanji Learning App's advantage is update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ultimate Kanji Learning App sells 2 in-app purchases, starting at $1.99 per month. Yaiba asks for nothing beyond the download.

Ultimate Kanji Learning App ships an update every 3 weeks, Yaiba every 2 months. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ultimate Kanji Learning App | Yaiba |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/yaiba/id6475792986/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 29 MB | 159 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Takumi Sato](https://appshunter.io/developer/1243850261) | [Victor Hofstetter](https://appshunter.io/developer/1725195375) |

## What reviewers say

### Ultimate Kanji Learning App

[App page](https://appshunter.io/ios/app/ultimate-kanji-learning-app/id6466672892)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の削除 (1ヶ月) | $1.99 | per month |
| 広告の削除 | $6.99 | one-time |


### Yaiba

[App page](https://appshunter.io/ios/app/yaiba/id6475792986)

This app revolutionizes Japanese Kanji learning through engaging stories and AI-powered handwriting practice. Connect with a global community, track your progress, and unlock achievements for a fun and effective study experience.

**Highlights:** Story-based Kanji learning, AI handwriting practice with feedback, Create and share mnemonics, Community features for learners, Personalized progress tracking, Gamified challenges and achievements

**In-app purchases:** none


## Frequently asked questions

### Is Ultimate Kanji Learning App free?

Ultimate Kanji Learning App is free to download, with in-app purchases available.

### Is Yaiba free?

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

### Do Ultimate Kanji Learning App or Yaiba have ads?

Ultimate Kanji Learning App shows ads; Yaiba does not.

### Which is updated more often, Ultimate Kanji Learning App or Yaiba?

Ultimate Kanji Learning App ships an update every 3 weeks, and Yaiba every 2 months. Most recently, Ultimate Kanji Learning App was updated on October 30, 2026 and Yaiba on October 24, 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.*