# Drafting Utility vs 宇环HRM

The clearest difference is ads: 宇环HRM at none against Drafting Utility's shown. 宇环HRM also leads on iOS requirement (12.0 vs 16.6). Drafting Utility's advantage is update cadence (daily vs every 5 days). On price, 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.

Drafting Utility ships an update daily, 宇环HRM every 5 days. The most recent releases landed on September 22, 2026 and May 14, 2026 respectively.

## The numbers

| Metric | Drafting Utility | 宇环HRM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 5 days |
| Size | 3 MB | 84 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Masaharu Tsukamoto](https://appshunter.io/developer/939316877) | [宇环数控机床股份有限公司](https://appshunter.io/developer/1686857019) |

## What reviewers say

### Drafting Utility

[App page](https://appshunter.io/ios/app/drafting-utility-trianglecalc/id6738353118)

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

**In-app purchases:** none


### 宇环HRM

[App page](https://appshunter.io/ios/app/hrm/id6743207026)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Drafting Utility free?

Drafting Utility is free to download, with no in-app purchases.

### Is 宇环HRM free?

宇环HRM is free to download, with no in-app purchases.

### Do Drafting Utility or 宇环HRM have ads?

Drafting Utility shows ads; 宇环HRM does not.

### Which is updated more often, Drafting Utility or 宇环HRM?

Drafting Utility ships an update daily, and 宇环HRM every 5 days. Most recently, Drafting Utility was updated on September 22, 2026 and 宇环HRM on May 14, 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.*