# 海螺云课堂 vs PollyClass

The clearest difference is update cadence: PollyClass at every 2 weeks against 海螺云课堂's every 8 months. 海螺云课堂's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

海螺云课堂 ships an update every 8 months, PollyClass every 2 weeks. The most recent releases landed on September 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 海螺云课堂 | PollyClass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pollyclass/id6738341993/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 30.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 119 MB | 323 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [南京云起信息科技有限公司](https://appshunter.io/developer/1411880387) | [LITTLE MOON PTE. LTD.](https://appshunter.io/developer/1780291442) |

## What reviewers say

### 海螺云课堂

[App page](https://appshunter.io/ios/app/id1497109010)

**Features:** macOS Compatibility

**In-app purchases:** none


### PollyClass

[App page](https://appshunter.io/ios/app/pollyclass/id6738341993)

This platform offers one-on-one online English learning sessions with qualified native-speaking teachers. It focuses on developing balanced language and thinking skills using digital interactive courses and content from leading educational institutions.

**Highlights:** 1-on-1 online English lessons, Native-speaking teachers, Digital interactive courses, Balanced language and thinking development, Content from Oxford University Press, Professional assessment systems

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 海螺云课堂 free?

海螺云课堂 is free to download, with no in-app purchases.

### Is PollyClass free?

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

### Do 海螺云课堂 or PollyClass have ads?

Neither 海螺云课堂 nor PollyClass shows ads.

### Which is updated more often, 海螺云课堂 or PollyClass?

海螺云课堂 ships an update every 8 months, and PollyClass every 2 weeks. Most recently, 海螺云课堂 was updated on September 8, 2026 and PollyClass 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.*