# 墨墨背单词 | 四六级考研等英语词汇记忆 vs i西亚斯

The clearest difference is review sentiment: 墨墨背单词 | 四六级考研等英语词汇记忆 at 92% against i西亚斯's 0%. 墨墨背单词 | 四六级考研等英语词汇记忆 also leads on rating (4.8 vs 1.0) and ratings volume (5.5K vs 1). i西亚斯's advantage is in-app purchases (none vs 12). On price, update cadence, ads and device support 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. i西亚斯 asks for nothing beyond the download.

墨墨背单词 | 四六级考研等英语词汇记忆 holds the better App Store score, 4.8 against 1.0. 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 5.5K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 92% of 墨墨背单词 | 四六级考研等英语词汇记忆's written reviews are positive against 0% of i西亚斯's.

墨墨背单词 | 四六级考研等英语词汇记忆 ships an update every 5 days, i西亚斯 every 10 days. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 墨墨背单词 | 四六级考研等英语词汇记忆 | i西亚斯 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5.5K ratings)](https://appshunter.io/ios/app/id888483369/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/i/id1620119667/reviews) |
| Number of ratings | **5.5K** | 1 |
| Positive reviews | **92.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 240 MB | 41 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MaiMemo Inc.](https://appshunter.io/developer/888483372) | [Zhengzhou Sias University](https://appshunter.io/developer/1620119669) |

## 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 |
| 500个单词上限 | $0.99 | one-time |
| 1张补签卡 | $0.99 | one-time |
| 800个单词上限 | $1.99 | one-time |
| 1800个单词上限 | $3.99 | one-time |
| 4000个单词上限 | $7.99 | one-time |
| 8000个单词上限 | $12.99 | one-time |
| 16000个单词上限 | $24.99 | 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


### i西亚斯

[App page](https://appshunter.io/ios/app/i/id1620119667)

This is the official mobile application for Zhengzhou Sias University. It provides official information and services for students and faculty.

**Highlights:** Official university information, Student services, Faculty services, Campus news, University announcements

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

**In-app purchases:** none


## 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 i西亚斯 free?

i西亚斯 is free to download, with no in-app purchases.

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

墨墨背单词 | 四六级考研等英语词汇记忆 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 5.5K ratings, while i西亚斯 averages 1.0 from 1 ratings.

### Do 墨墨背单词 | 四六级考研等英语词汇记忆 or i西亚斯 have ads?

Neither 墨墨背单词 | 四六级考研等英语词汇记忆 nor i西亚斯 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 i西亚斯?

墨墨背单词 | 四六级考研等英语词汇记忆 ships an update every 5 days, and i西亚斯 every 10 days. Most recently, 墨墨背单词 | 四六级考研等英语词汇记忆 was updated on September 24, 2026 and i西亚斯 on September 16, 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.*