# 筑龙学社 vs 洞天艺术

The clearest difference is in-app purchases: 筑龙学社 at none against 洞天艺术's 2. 筑龙学社 also leads on iOS requirement (9.0 vs 12.0). 洞天艺术's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 洞天艺术 sells 1 one-off in-app purchase. 筑龙学社 asks for nothing beyond the download.

筑龙学社 ships an update every 5 weeks, 洞天艺术 fortnightly. The most recent releases landed on September 27, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 筑龙学社 | 洞天艺术 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Size | 117 MB | 103 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [筑龙网](https://appshunter.io/developer/760291888) | [China Academy of Art Film and Media Co., Ltd.](https://appshunter.io/developer/1708514815) |

## What reviewers say

### 筑龙学社

[App page](https://appshunter.io/ios/app/id760291885)

**Features:** macOS Compatibility

**In-app purchases:** none


### 洞天艺术

[App page](https://appshunter.io/ios/app/id6467347041)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 数字确权服务 | $1.99 | one-time |


## Frequently asked questions

### Is 筑龙学社 free?

筑龙学社 is free to download, with no in-app purchases.

### Is 洞天艺术 free?

洞天艺术 is free to download, with in-app purchases available.

### Do 筑龙学社 or 洞天艺术 have ads?

Neither 筑龙学社 nor 洞天艺术 shows ads.

### Which is updated more often, 筑龙学社 or 洞天艺术?

筑龙学社 ships an update every 5 weeks, and 洞天艺术 fortnightly. Most recently, 筑龙学社 was updated on September 27, 2026 and 洞天艺术 on October 11, 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.*