# TimeCatcher vs NiuMa闹钟

The clearest difference is in-app purchases: TimeCatcher at none against NiuMa闹钟's 1. NiuMa闹钟's advantage is iOS requirement (16.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

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

TimeCatcher ships an update weekly, NiuMa闹钟 every 5 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TimeCatcher | NiuMa闹钟 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Size | 58 MB | 15 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Parotid](https://appshunter.io/developer/1723685802) | [志文 李](https://appshunter.io/developer/1852909959) |

## What reviewers say

### TimeCatcher

[App page](https://appshunter.io/ios/app/timecatcher/id6760287864)

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

**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 TimeCatcher free?

TimeCatcher 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 TimeCatcher or NiuMa闹钟 have ads?

Neither TimeCatcher nor NiuMa闹钟 shows ads.

### Which is updated more often, TimeCatcher or NiuMa闹钟?

TimeCatcher ships an update weekly, and NiuMa闹钟 every 5 days. Most recently, TimeCatcher was updated on October 28, 2026 and NiuMa闹钟 on October 25, 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.*