# 合益购无忧 vs 甲基源硒

合益购无忧 and 甲基源硒 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

合益购无忧 ships an update every 7 months, 甲基源硒 every 9 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 合益购无忧 | 甲基源硒 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 9 months |
| Size | 10 MB | 38 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Zhejiang Lonsid Healthy Drinking Water Equipment Co., Ltd.](https://appshunter.io/developer/1594326547) | [Beijing Jishi Selenium Source Biotechnology Development Co., Ltd](https://appshunter.io/developer/1720741832) |

## What reviewers say

### 合益购无忧

[App page](https://appshunter.io/ios/app/id1594326245)

**Features:** macOS Compatibility

**In-app purchases:** none


### 甲基源硒

[App page](https://appshunter.io/ios/app/id6474135138)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 合益购无忧 free?

合益购无忧 is free to download, with no in-app purchases.

### Is 甲基源硒 free?

甲基源硒 is free to download, with no in-app purchases.

### Do 合益购无忧 or 甲基源硒 have ads?

Neither 合益购无忧 nor 甲基源硒 shows ads.

### Which is updated more often, 合益购无忧 or 甲基源硒?

合益购无忧 ships an update every 7 months, and 甲基源硒 every 9 months. Most recently, 合益购无忧 was updated on November 3, 2026 and 甲基源硒 on November 4, 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.*