# 墨墨背单词 | 四六级考研等英语词汇记忆 vs 象棋助手

The clearest difference is monetization model: 象棋助手 at free against 墨墨背单词 | 四六级考研等英语词汇记忆's free with in-app purchases. 墨墨背单词 | 四六级考研等英语词汇记忆's advantage is ratings volume (5.6K vs 2) and update cadence (weekly vs every 3 weeks). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. 墨墨背单词 | 四六级考研等英语词汇记忆 sells 9 one-off in-app purchases and 象棋助手 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

象棋助手 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 墨墨背单词 | 四六级考研等英语词汇记忆 has 5.6K ratings behind it against 2, so its average is the more settled of the two.

墨墨背单词 | 四六级考研等英语词汇记忆 ships an update weekly, 象棋助手 every 3 weeks. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 墨墨背单词 | 四六级考研等英语词汇记忆 | 象棋助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (5.6K ratings)](https://appshunter.io/ios/app/id888483369/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai/id6443748058/reviews)** |
| Number of ratings | **5.6K** | 2 |
| Positive reviews | 92.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 238 MB | 296 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [MaiMemo Inc.](https://appshunter.io/developer/888483372) | [候军 袁](https://appshunter.io/developer/1649023261) |

## What reviewers say

### 墨墨背单词 | 四六级考研等英语词汇记忆

[App page](https://appshunter.io/ios/app/id888483369)

This app uses a scientific, anti-forgetting algorithm based on user memory data to dynamically adjust review schedules. It offers comprehensive vocabulary content, including definitions, example sentences, and mnemonics, and supports syncing with popular vocabulary books for various exams.

**Highlights:** Scientific anti-forgetting algorithm, Dynamic review scheduling, Comprehensive vocabulary content, Syncs with popular vocabulary books, Personalized cloud wordbooks, Learning progress statistics

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 增加 1 次测试机会 | $0.29 | one-time |
| 增加 永久 测试月卡 | $0.79 | one-time |
| 1张补签卡 | $1.29 | one-time |
| 500个单词上限 | $1.79 | one-time |
| 800个单词上限 | $2.69 | one-time |
| 1800个单词上限 | $5.39 | one-time |
| 4000个单词上限 | $10.99 | one-time |
| 8000个单词上限 | $18.99 | one-time |
| 16000个单词上限 | $35.99 | one-time |

**What reviewers like**

- 👍 Simple and clean interface
- 🚀 Efficient memory retention through scientific learning methods
- 💡 Customizable learning plans and progress tracking
- 🎉 Rewarding daily sign-in system
- 🧠 Helpful mnemonic techniques and example sentences

**What reviewers complain about**

- 🔒 Limited free word count, requires paid upgrade
- 🐛 Occasional issues with word pronunciation loading
- ⏱️ Time zone mismatch for some users causing sign-in issues

**Reported bugs**

- Inconsistent sign-in tracking across days
- Difficulty accessing feedback/reporting channels

**Requested features**

- Expand free word count limit
- Add more language options beyond English
- Improve sign-in reliability across time zones
- Provide more customization options for example sentences


### 象棋助手

[App page](https://appshunter.io/ios/app/ai/id6443748058)

This app helps Chinese chess enthusiasts analyze games, study openings and endgames, and organize personal game records. It offers features like screen reading analysis, photo recognition of game boards, and AI-powered engine analysis for deeper understanding and training.

**Highlights:** AI screen reading analysis of live games, Photo recognition to digitize game boards, Built-in AI engine for game analysis, Blindfold chess training mode, Voice input for recording moves, Comprehensive game record management, Cloud synchronization across devices

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 象棋助手订阅（一个月） | $0.99 | one-time |
| 老用户半价订阅（一个月） | $0.99 | one-time |
| 老用户半价订阅（三个月） | $0.99 | one-time |
| 象棋助手订阅（三个月） | $1.99 | one-time |
| 老用户半价订阅（六个月） | $1.99 | one-time |
| 老用户半价订阅（一年） | $2.99 | one-time |
| 象棋助手订阅（六个月） | $3.99 | one-time |
| 象棋助手订阅（三个月） | $4.99 | one-time |
| 象棋助手订阅（一年） | $5.99 | one-time |
| 象棋助手（终身会员） | $29.99 | one-time |


## Frequently asked questions

### Is 墨墨背单词 | 四六级考研等英语词汇记忆 free?

墨墨背单词 | 四六级考研等英语词汇记忆 is free to download, with in-app purchases available.

### Is 象棋助手 free?

象棋助手 is free to download, with in-app purchases available.

### Which has better reviews, 墨墨背单词 | 四六级考研等英语词汇记忆 or 象棋助手?

象棋助手 is rated higher. 墨墨背单词 | 四六级考研等英语词汇记忆 averages 4.8 out of 5 from 5.6K ratings, while 象棋助手 averages 5.0 from 2 ratings.

### Do 墨墨背单词 | 四六级考研等英语词汇记忆 or 象棋助手 have ads?

Neither 墨墨背单词 | 四六级考研等英语词汇记忆 nor 象棋助手 shows ads.

### Which is updated more often, 墨墨背单词 | 四六级考研等英语词汇记忆 or 象棋助手?

墨墨背单词 | 四六级考研等英语词汇记忆 ships an update weekly, and 象棋助手 every 3 weeks. Most recently, 墨墨背单词 | 四六级考研等英语词汇记忆 was updated on November 1, 2026 and 象棋助手 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.*