# 伯索云学堂 vs KMF QuestionBank for GRE® Test

The clearest difference is rating: KMF QuestionBank for GRE® Test at 4.9 against 伯索云学堂's 2.6. KMF QuestionBank for GRE® Test also leads on in-app purchases (none vs 10) and ratings volume (784 vs 27). 伯索云学堂's advantage is ads (none vs shown) and update cadence (every 10 days vs monthly). On price, review sentiment, device support and iOS requirement there is nothing between them.

Both are free to download. 伯索云学堂 sells 10 one-off in-app purchases. KMF QuestionBank for GRE® Test asks for nothing beyond the download.

KMF QuestionBank for GRE® Test holds the better App Store score, 4.9 against 2.6. That said, the two scores are not equally well evidenced: KMF QuestionBank for GRE® Test has 784 ratings behind it against 27, so its average is the more settled of the two. Written reviews complicate that: 80% of 伯索云学堂's written reviews are positive against 77% of KMF QuestionBank for GRE® Test's, so the app with the better star average is not the one people write more warmly about.

伯索云学堂 ships an update every 10 days, KMF QuestionBank for GRE® Test monthly. The most recent releases landed on September 26, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | 伯索云学堂 | KMF QuestionBank for GRE® Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (27 ratings)](https://appshunter.io/ios/app/ai/id970840331/reviews) | **[4.9 (784 ratings)](https://appshunter.io/ios/app/kmf-questionbank-for-gre-test/id1287890884/reviews)** |
| Number of ratings | 27 | **784** |
| Positive reviews | **80.0% of reviews** | 76.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 339 MB | 85 MB |
| Requires iOS | 13.0 | **12** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [南京伯索网络科技有限公司](https://appshunter.io/developer/970840330) | [Beijing Ying He You Shi Technology Limited Liability Company](https://appshunter.io/developer/665790839) |

## What reviewers say

### 伯索云学堂

[App page](https://appshunter.io/ios/app/ai/id970840331)

This interactive learning app allows students to access courses, ask teachers questions, and participate in real-time online classes. It facilitates remote learning with features for reviewing course materials and receiving timely feedback.

**Highlights:** Interactive courses, On-demand tutoring, Real-time online classes, Teacher-student interaction, Course review, AI-driven learning

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 12 TB | $1.99 | one-time |
| 25 TB | $3.99 | one-time |
| 30 TB | $3.99 | one-time |
| 40 TB | $5.99 | one-time |
| 45 TB | $5.99 | one-time |
| 50 TB | $6.99 | one-time |
| 60 TB | $8.99 | one-time |
| 68 TB | $9.99 | one-time |
| 88 TB | $12.99 | one-time |
| 108 TB | $14.99 | one-time |


### KMF QuestionBank for GRE® Test

[App page](https://appshunter.io/ios/app/kmf-questionbank-for-gre-test/id1287890884)

Prepare for the GRE with an extensive question bank featuring official ETS questions and content from top prep institutions. Enhance your study with intelligent practice records, detailed explanations, and expert-led classes to master Verbal and Quantitative sections.

**Highlights:** Authoritative GRE question bank, ETS-authorized practice questions, Intelligent practice records, Timed practice sessions, Error logs and favorites, Expert-led open classes, Detailed explanations

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient to use
- 👍 Saving time for revision materials
- 👍 Good app
- 👍 Nice to use
- 👍 Helpful

**What reviewers complain about**

- 🐛 Frequent crashes/app not opening
- 🐛 Incompatible with new iOS versions
- 🐛 Incorrect/incomplete display
- 🐛 Calculation/timing issues
- 🔍 Lacking detailed explanations

**Reported bugs**

- Login issues
- Compatibility problems with newer devices

**Requested features**

- Option to change username and profile picture
- Improved UI/UX


## Frequently asked questions

### Is 伯索云学堂 free?

伯索云学堂 is free to download, with in-app purchases available.

### Is KMF QuestionBank for GRE® Test free?

KMF QuestionBank for GRE® Test is free to download, with no in-app purchases.

### Which has better reviews, 伯索云学堂 or KMF QuestionBank for GRE® Test?

KMF QuestionBank for GRE® Test is rated higher. 伯索云学堂 averages 2.6 out of 5 from 27 ratings, while KMF QuestionBank for GRE® Test averages 4.9 from 784 ratings.

### Do 伯索云学堂 or KMF QuestionBank for GRE® Test have ads?

KMF QuestionBank for GRE® Test shows ads; 伯索云学堂 does not.

### Which is updated more often, 伯索云学堂 or KMF QuestionBank for GRE® Test?

伯索云学堂 ships an update every 10 days, and KMF QuestionBank for GRE® Test monthly. Most recently, 伯索云学堂 was updated on September 26, 2026 and KMF QuestionBank for GRE® Test on August 15, 2026.

---

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