# 嗯背单词JP vs 语球学日语

The clearest difference is iOS requirement: 语球学日语 at 13.0 against 嗯背单词JP's 16. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 嗯背单词JP sells 3 in-app purchases, starting at $2.99 per year and 语球学日语 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. Both last shipped on October 30, 2026.

## The numbers

| Metric | 嗯背单词JP | 语球学日语 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (18 ratings)](https://appshunter.io/ios/app/jp/id6502523869/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Freemium | — |
| Size | 772 MB | 127 MB |
| Requires iOS | 16 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [斌斌 沈](https://appshunter.io/developer/1509733863) | [Beijing Cosmos Knowledge Technology Co., Ltd.](https://appshunter.io/developer/1637293045) |

## What reviewers say

### 嗯背单词JP

[App page](https://appshunter.io/ios/app/jp/id6502523869)

This app uses the Leitner Box algorithm for spaced repetition to help you memorize Japanese vocabulary. It offers various learning modes, customizable definitions, and high-quality pronunciation.

**Highlights:** Leitner Box spaced repetition algorithm, iCloud backup and sync, High-quality TTS pronunciation, Three learning modes (quick, spelling, dictation), Editable definitions and examples, Word notes and built-in dictionary

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 赞助会员 | $2.99 | per year |
| 终身会员 | $4.99 | one-time |
| 终身会员 | $6.99 | one-time |


### 语球学日语

[App page](https://appshunter.io/ios/app/id6702023639)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 终身单词会员 | $12.99 | one-time |


## Frequently asked questions

### Is 嗯背单词JP free?

嗯背单词JP is free to download, with in-app purchases available.

### Is 语球学日语 free?

语球学日语 is free to download, with in-app purchases available.

### Do 嗯背单词JP or 语球学日语 have ads?

Neither 嗯背单词JP nor 语球学日语 shows ads.

### Which is updated more often, 嗯背单词JP or 语球学日语?

嗯背单词JP ships an update weekly, and 语球学日语 weekly. Most recently, 嗯背单词JP was updated on October 30, 2026 and 语球学日语 on October 30, 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.*