# 名师伴读 vs 3927

The clearest difference is in-app purchases: 3927 at none against 名师伴读's 4. 3927 also leads on update cadence (every 6 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 名师伴读 sells 4 one-off in-app purchases. 3927 asks for nothing beyond the download.

名师伴读 ships an update every 4 months, 3927 every 6 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 名师伴读 | 3927 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 51 MB | 238 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Guangdong Dayin Audio-Visual Publishing Ltd.](https://appshunter.io/developer/1491292909) | [PhraKhamphee](https://appshunter.io/developer/1711138401) |

## What reviewers say

### 名师伴读

[App page](https://appshunter.io/ios/app/id1491292910)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6优学贝 | $0.99 | one-time |
| 12优学贝 | $1.99 | one-time |
| 40优学贝 | $5.99 | one-time |
| 50优学贝 | $6.99 | one-time |


### 3927

[App page](https://appshunter.io/ios/app/3927/id1616462747)

A platform for indexing and quickly retrieving information using reference numbers. Users can input a data identifier to access specific details.

**Highlights:** Data indexing platform, Quick information retrieval, Input data reference numbers, View specific details

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

**In-app purchases:** none


## Frequently asked questions

### Is 名师伴读 free?

名师伴读 is free to download, with in-app purchases available.

### Is 3927 free?

3927 is free to download, with no in-app purchases.

### Do 名师伴读 or 3927 have ads?

Neither 名师伴读 nor 3927 shows ads.

### Which is updated more often, 名师伴读 or 3927?

名师伴读 ships an update every 4 months, and 3927 every 6 weeks. Most recently, 名师伴读 was updated on October 25, 2026 and 3927 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.*