# JKokoro vs Hack Kanji AI

The clearest difference is in-app purchases: Hack Kanji AI at none against JKokoro's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. JKokoro sells 2 one-off in-app purchases. Hack Kanji AI asks for nothing beyond the download.

JKokoro ships an update every 3 weeks, Hack Kanji AI fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | JKokoro | Hack Kanji AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hack-kanji-ai/id6739555322/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 83 MB | 120 MB |
| Requires iOS | **15.6** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Tho Trong Nguyen](https://appshunter.io/developer/1093690555) | [Son Le Long](https://appshunter.io/developer/1537534911) |

## What reviewers say

### JKokoro

[App page](https://appshunter.io/ios/app/jkokoro/id6464383055)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Course 150.000đ | $4.99 | one-time |
| Course 160.000đ | $4.99 | one-time |


### Hack Kanji AI

[App page](https://appshunter.io/ios/app/hack-kanji-ai/id6739555322)

Learn Japanese Kanji with a free, gamified app designed for Vietnamese speakers. It uses a science-based memorization method and offers AI-powered pronunciation practice, writing exercises, and JLPT/JFT preparation.

**Highlights:** 2136 Kanji characters and 241 radicals, N5-N1 level classification, AI-powered pronunciation practice, Interactive Kanji writing exercises, Gamified learning with progress tracking, JLPT and JFT preparation

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

**In-app purchases:** none


## Frequently asked questions

### Is JKokoro free?

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

### Is Hack Kanji AI free?

Hack Kanji AI is free to download, with no in-app purchases.

### Do JKokoro or Hack Kanji AI have ads?

Neither JKokoro nor Hack Kanji AI shows ads.

### Which is updated more often, JKokoro or Hack Kanji AI?

JKokoro ships an update every 3 weeks, and Hack Kanji AI fortnightly. Most recently, JKokoro was updated on October 25, 2026 and Hack Kanji AI 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.*