# 注册计量师真题库 vs 四柱天干 农历日历

The clearest difference is iOS requirement: 注册计量师真题库 at 13.0 against 四柱天干 农历日历's 15.0. 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.

## The numbers

| Metric | 注册计量师真题库 | 四柱天干 农历日历 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 2 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [将军 黄](https://appshunter.io/developer/1745234400) | [耀洲 郑](https://appshunter.io/developer/1895086488) |

## What reviewers say

### 注册计量师真题库

[App page](https://appshunter.io/ios/app/2025/id6738836183)

This app provides practice questions and mock exams for the Registered Metrologist qualification exam. It covers exam syllabi and official textbooks, offering daily exercises, topic-specific practice, and simulated test environments to help candidates prepare effectively.

**Highlights:** Daily practice tests, Topic-specific exercises, Past exam papers, Mock exam simulations, Exam syllabus coverage

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

**In-app purchases:** none


### 四柱天干 农历日历

[App page](https://appshunter.io/ios/app/id6763545919)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 注册计量师真题库 free?

注册计量师真题库 is free to download, with no in-app purchases.

### Is 四柱天干 农历日历 free?

四柱天干 农历日历 is free to download, with no in-app purchases.

### Do 注册计量师真题库 or 四柱天干 农历日历 have ads?

Neither 注册计量师真题库 nor 四柱天干 农历日历 shows ads.

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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.*