# 红宝书词汇 vs 海绵MBA

The clearest difference is review sentiment: 海绵MBA at 50% against 红宝书词汇's 0%. 海绵MBA also leads on update cadence (fortnightly vs every 2 months). 红宝书词汇's advantage is in-app purchases (none vs 6). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 海绵MBA sells 6 one-off in-app purchases. 红宝书词汇 asks for nothing beyond the download.

红宝书词汇 ships an update every 2 months, 海绵MBA fortnightly. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 红宝书词汇 | 海绵MBA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/mba/id1339100515/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 489 MB | 220 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Xi'an Shuyuan Books Co.,Ltd.](https://appshunter.io/developer/1092922893) | [Xi'an haixiaomian Network Technology Co., Ltd.](https://appshunter.io/developer/1719763929) |

## What reviewers say

### 红宝书词汇

[App page](https://appshunter.io/ios/app/id1092922894)

**In-app purchases:** none


### 海绵MBA

[App page](https://appshunter.io/ios/app/mba/id1339100515)

This platform offers comprehensive preparation for management-related entrance exams. It provides free systematic courses, extensive practice questions, and helpful study tools. Access live lectures, mock tests, and personalized guidance to ace your exams.

**Highlights:** Free systematic courses, Extensive practice question bank, Free interview and re-examination courses, Free learning tools (vocabulary, writing), Live university admissions sessions, Powerful search and print functions for questions, Multi-device learning support

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 海绵MBA60金币 | $0.99 | one-time |
| 海绵MBA120金币 | $1.99 | one-time |
| 海绵MBA500金币 | $7.99 | one-time |
| 海绵MBA980金币 | $14.99 | one-time |
| 海绵MBA1980金币 | $29.99 | one-time |
| 海绵MBA4880金币 | $74.99 | one-time |


## Frequently asked questions

### Is 红宝书词汇 free?

红宝书词汇 is free to download, with no in-app purchases.

### Is 海绵MBA free?

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

### Do 红宝书词汇 or 海绵MBA have ads?

Neither 红宝书词汇 nor 海绵MBA shows ads.

### Which is updated more often, 红宝书词汇 or 海绵MBA?

红宝书词汇 ships an update every 2 months, and 海绵MBA fortnightly. Most recently, 红宝书词汇 was updated on October 24, 2026 and 海绵MBA on October 29, 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.*