# 建筑学长 vs InstaPlan AI

The clearest difference is iOS requirement: InstaPlan AI at 14.0 against 建筑学长's 17.0. On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 建筑学长 sells 7 in-app purchases, starting at $4.99 per month and InstaPlan AI sells 4 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

建筑学长 ships an update monthly, InstaPlan AI every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 建筑学长 | InstaPlan AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/id6749049905/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 95.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 120 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [平英 夏](https://appshunter.io/developer/1634925678) | [静静 段](https://appshunter.io/developer/1776044529) |

## What reviewers say

### 建筑学长

[App page](https://appshunter.io/ios/app/id6749049905)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度普通会员 | $4.99 | per month |
| 半年普通会员 | $7.99 | per 6 months |
| 建筑学长专业版（月度） | $9.99 | per month |
| 年度普通会员 | $12.99 | per year |
| 建筑学长专业版（半年） | $14.99 | per 6 months |
| 建筑学长专业版（年度） | $24.99 | per year |
| 建筑学长专业版（永久） | $39.99 | one-time |


### InstaPlan AI

[App page](https://appshunter.io/ios/app/instaplan-ai/id6758760518)

Transform your living spaces with an AI-powered design assistant. Effortlessly create realistic previews of interior and exterior renovations, experiment with styles, and visualize furniture and finishes before making any changes. Ideal for homeowners and design enthusiasts alike.

**Highlights:** AI-powered design generation, Realistic renovation previews, Smart furniture and material replacement, Full-space design (indoor/outdoor), Floor plan to 3D model conversion, Customizable design elements

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Week Gold | $5.99 | per 7 days |
| One Year Gold Promotion | $14.99 | per year |
| One Year Gold | $29.99 | per year |
| Permanent | $39.99 | one-time |


## Frequently asked questions

### Is 建筑学长 free?

建筑学长 is free to download, with in-app purchases available.

### Is InstaPlan AI free?

InstaPlan AI is free to download, with in-app purchases available.

### Do 建筑学长 or InstaPlan AI have ads?

Neither 建筑学长 nor InstaPlan AI shows ads.

### Which is updated more often, 建筑学长 or InstaPlan AI?

建筑学长 ships an update monthly, and InstaPlan AI every 2 months. Most recently, 建筑学长 was updated on October 30, 2026 and InstaPlan AI on October 31, 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.*