# 墨墨背单词 | 四六级考研等英语词汇记忆 vs HelloWord

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 HelloWord's 83%. 墨墨背单词 | 四六级考研等英语词汇记忆 also leads on iOS requirement (13.0 vs 18.0). On price, update cadence, 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 HelloWord sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

墨墨背单词 | 四六级考研等英语词汇记忆 ships an update every 5 days, HelloWord every 9 days. The most recent releases landed on September 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 墨墨背单词 | 四六级考研等英语词汇记忆 | HelloWord |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5.5K ratings)](https://appshunter.io/ios/app/id888483369/reviews)** | — |
| Number of ratings | **5.5K** | — |
| Positive reviews | **92.1% of reviews** | 82.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 240 MB | 40 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [MaiMemo Inc.](https://appshunter.io/developer/888483372) | [轩 刘](https://appshunter.io/developer/1554407305) |

## 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


### HelloWord

[App page](https://appshunter.io/ios/app/helloword/id6756203867)

This app helps you learn vocabulary on your Apple Watch, even offline. It offers instant pronunciation, example sentences, and quick word switching with gestures. It's designed for independent use without needing your iPhone nearby.

**Highlights:** Independent Apple Watch operation, Offline pronunciation, Example sentence viewing, Gesture-based word switching, Supports iPhone and iPad

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Word+ 月度会员 | $0.99 | per month |
| Word+ 年度会员 | $7.99 | per year |


## 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 HelloWord free?

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

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

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

墨墨背单词 | 四六级考研等英语词汇记忆 ships an update every 5 days, and HelloWord every 9 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 HelloWord on September 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*