# HoldLink vs hydrogen cup

The clearest difference is update cadence: HoldLink at every 2 weeks against hydrogen cup's every 2 months. hydrogen cup's advantage is iOS requirement (13.0 vs 15.6). 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.

HoldLink ships an update every 2 weeks, hydrogen cup every 2 months. The most recent releases landed on May 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | HoldLink | hydrogen cup |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 129 MB | 30 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Shenzhen Weir Health Technology Co., Ltd](https://appshunter.io/developer/1548880933) | [Shenzhen ZhiBaoyuan Electronic Technology Co., Ltd.](https://appshunter.io/developer/1034201313) |

## What reviewers say

### HoldLink

[App page](https://appshunter.io/ios/app/holdlink/id6757228478)

**Features:** macOS Compatibility

**In-app purchases:** none


### hydrogen cup

[App page](https://appshunter.io/ios/app/hydrogen-cup/id6760735452)

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

**In-app purchases:** none


## Frequently asked questions

### Is HoldLink free?

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

### Is hydrogen cup free?

hydrogen cup is free to download, with no in-app purchases.

### Do HoldLink or hydrogen cup have ads?

Neither HoldLink nor hydrogen cup shows ads.

### Which is updated more often, HoldLink or hydrogen cup?

HoldLink ships an update every 2 weeks, and hydrogen cup every 2 months. Most recently, HoldLink was updated on May 21, 2026 and hydrogen cup on September 19, 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.*