# Vinbar vs Hack Kanji AI

The clearest difference is iOS requirement: Vinbar at 9.0 against Hack Kanji AI's 16.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Vinbar ships an update every 10 days, Hack Kanji AI fortnightly. The most recent releases landed on September 15, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Vinbar | Hack Kanji AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hack-kanji-ai/id6739555322/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | — | Free |
| Size | 114 MB | 120 MB |
| Requires iOS | **9.0** | 16.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VIET TECHNOLOGY ELECTRONIC TRADING JOINT STOCK COMPANY](https://appshunter.io/developer/1455451981) | [Son Le Long](https://appshunter.io/developer/1537534911) |

## What reviewers say

### Vinbar

[App page](https://appshunter.io/ios/app/vinbar/id1489272998)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Vinbar free?

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

### Is Hack Kanji AI free?

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

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

Neither Vinbar nor Hack Kanji AI shows ads.

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

Vinbar ships an update every 10 days, and Hack Kanji AI fortnightly. Most recently, Vinbar was updated on September 15, 2026 and Hack Kanji AI on September 28, 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.*