# 易房大师 vs 鲁班尺 Pro

The clearest difference is price: 易房大师 at Free against 鲁班尺 Pro's $19.99. 易房大师 also leads on update cadence (every 2 weeks vs every 5 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

易房大师 is free to download; 鲁班尺 Pro costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

易房大师 ships an update every 2 weeks, 鲁班尺 Pro every 5 months. The most recent releases landed on June 1, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 易房大师 | 鲁班尺 Pro |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Monetization | — | Paid |
| Size | 48 MB | 105 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Henan ZhiSen Technology Co.,Ltd.](https://appshunter.io/developer/1459092788) | [桐明 陈](https://appshunter.io/developer/1197339496) |

## What reviewers say

### 易房大师

[App page](https://appshunter.io/ios/app/id854944919)

**Features:** macOS Compatibility

**In-app purchases:** none


### 鲁班尺 Pro

[App page](https://appshunter.io/ios/app/pro/id1375474107)

This app transforms your phone into a professional measuring tool using AR. It helps test property layouts for buying, renting, or renovating, and provides auspicious meanings for measurements. Supports custom and standard ruler lengths, various units, and CAD file viewing.

**Highlights:** AR measurement with auspicious meanings, Customizable ruler lengths, Support for multiple measurement units, CAD file viewing (DWG compatibility), Area measurement (map, walking, driving), Real-time data saving

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

**In-app purchases:** none


## Frequently asked questions

### Is 易房大师 free?

易房大师 is free to download, with no in-app purchases.

### Is 鲁班尺 Pro free?

鲁班尺 Pro costs $19.99, with no in-app purchases.

### Do 易房大师 or 鲁班尺 Pro have ads?

Neither 易房大师 nor 鲁班尺 Pro shows ads.

### Which is updated more often, 易房大师 or 鲁班尺 Pro?

易房大师 ships an update every 2 weeks, and 鲁班尺 Pro every 5 months. Most recently, 易房大师 was updated on June 1, 2026 and 鲁班尺 Pro on September 13, 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.*