# 一粒云 vs NiuMa闹钟

The clearest difference is in-app purchases: 一粒云 at none against NiuMa闹钟's 1. 一粒云 also leads on iOS requirement (8.0 vs 16.0). NiuMa闹钟's advantage is update cadence (every 5 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. NiuMa闹钟 sells 1 one-off in-app purchase. 一粒云 asks for nothing beyond the download.

一粒云 ships an update every 4 months, NiuMa闹钟 every 5 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 一粒云 | NiuMa闹钟 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Size | 13 MB | 15 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen YiLiYun Technology Co., Ltd.](https://appshunter.io/developer/1075694481) | [志文 李](https://appshunter.io/developer/1852909959) |

## What reviewers say

### 一粒云

[App page](https://appshunter.io/ios/app/id1075694482)

**Features:** macOS Compatibility

**In-app purchases:** none


### NiuMa闹钟

[App page](https://appshunter.io/ios/app/niuma/id6761598998)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro会员 | $2.99 | one-time |


## Frequently asked questions

### Is 一粒云 free?

一粒云 is free to download, with no in-app purchases.

### Is NiuMa闹钟 free?

NiuMa闹钟 is free to download, with in-app purchases available.

### Do 一粒云 or NiuMa闹钟 have ads?

Neither 一粒云 nor NiuMa闹钟 shows ads.

### Which is updated more often, 一粒云 or NiuMa闹钟?

一粒云 ships an update every 4 months, and NiuMa闹钟 every 5 days. Most recently, 一粒云 was updated on November 2, 2026 and NiuMa闹钟 on October 31, 2026.

---

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