# Memory Trainer vs Yaiba

The clearest difference is in-app purchases: Yaiba at none against Memory Trainer's 1. Yaiba also leads on update cadence (every 2 months vs every 12 months) and iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Memory Trainer sells 1 one-off in-app purchase. Yaiba asks for nothing beyond the download.

Memory Trainer ships an update every 12 months, Yaiba every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Memory Trainer | 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 | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 3 MB | 159 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Evgeny Turchaninov](https://appshunter.io/developer/517592625) | [Victor Hofstetter](https://appshunter.io/developer/1725195375) |

## What reviewers say

### Memory Trainer

[App page](https://appshunter.io/ios/app/memory-trainer-learn-and-recall/id6443816364)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $1.99 | 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 Memory Trainer free?

Memory Trainer is free to download, with in-app purchases available.

### Is Yaiba free?

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

### Do Memory Trainer or Yaiba have ads?

Neither Memory Trainer nor Yaiba shows ads.

### Which is updated more often, Memory Trainer or Yaiba?

Memory Trainer ships an update every 12 months, and Yaiba every 2 months. Most recently, Memory Trainer was updated on October 23, 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.*