# ARKAD SCAN vs 悦简单

The clearest difference is update cadence: 悦简单 at every 3 weeks against ARKAD SCAN's every 2 months. 悦简单 also leads on iOS requirement (12.0 vs 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.

ARKAD SCAN ships an update every 2 months, 悦简单 every 3 weeks. The most recent releases landed on May 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ARKAD SCAN | 悦简单 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 130 MB | 35 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [TechMed 3D Inc.](https://appshunter.io/developer/964196047) | [Shaanxi Yiyue State Medicine Co., Ltd](https://appshunter.io/developer/1445114471) |

## What reviewers say

### ARKAD SCAN

[App page](https://appshunter.io/ios/app/arkad-scan/id1555099398)

**Features:** macOS Compatibility

**In-app purchases:** none


### 悦简单

[App page](https://appshunter.io/ios/app/id1642434600)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ARKAD SCAN free?

ARKAD SCAN is free to download, with no in-app purchases.

### Is 悦简单 free?

悦简单 is free to download, with no in-app purchases.

### Do ARKAD SCAN or 悦简单 have ads?

Neither ARKAD SCAN nor 悦简单 shows ads.

### Which is updated more often, ARKAD SCAN or 悦简单?

ARKAD SCAN ships an update every 2 months, and 悦简单 every 3 weeks. Most recently, ARKAD SCAN was updated on May 18, 2026 and 悦简单 on September 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*