# 刘老师系列 vs 艺大艺术

The clearest difference is in-app purchases: 艺大艺术 at none against 刘老师系列's 1. 艺大艺术 also leads on update cadence (every 2 weeks vs every 5 months). 刘老师系列's advantage is iOS requirement (9.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. 刘老师系列 sells 1 one-off in-app purchase. 艺大艺术 asks for nothing beyond the download.

刘老师系列 ships an update every 5 months, 艺大艺术 every 2 weeks. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 刘老师系列 | 艺大艺术 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 148 MB | 72 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [成城 高](https://appshunter.io/developer/1043441388) | [杭州络绎网络科技有限公司](https://appshunter.io/developer/1341270049) |

## What reviewers say

### 刘老师系列

[App page](https://appshunter.io/ios/app/7/id1284412499)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 刘老师-译林版 英语七年级（下）全部功能 | $2.99 | one-time |


### 艺大艺术

[App page](https://appshunter.io/ios/app/id1398636741)

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

**In-app purchases:** none


## Frequently asked questions

### Is 刘老师系列 free?

刘老师系列 is free to download, with in-app purchases available.

### Is 艺大艺术 free?

艺大艺术 is free to download, with no in-app purchases.

### Do 刘老师系列 or 艺大艺术 have ads?

Neither 刘老师系列 nor 艺大艺术 shows ads.

### Which is updated more often, 刘老师系列 or 艺大艺术?

刘老师系列 ships an update every 5 months, and 艺大艺术 every 2 weeks. Most recently, 刘老师系列 was updated on October 7, 2026 and 艺大艺术 on September 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.*