# 倒数纪念日 vs QingTrace Countdown

The clearest difference is update cadence: 倒数纪念日 at every 2 days against QingTrace Countdown's every 2 weeks. 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.

倒数纪念日 ships an update every 2 days, QingTrace Countdown every 2 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 倒数纪念日 | QingTrace Countdown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Size | 7 MB | 6 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [旭芳 任](https://appshunter.io/developer/1887141702) | [开棋 姜](https://appshunter.io/developer/1471317815) |

## What reviewers say

### 倒数纪念日

[App page](https://appshunter.io/ios/app/id6762752931)

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

**In-app purchases:** none


### QingTrace Countdown

[App page](https://appshunter.io/ios/app/qingtrace-countdown/id6788675955)

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

**In-app purchases:** none


## Frequently asked questions

### Is 倒数纪念日 free?

倒数纪念日 is free to download, with no in-app purchases.

### Is QingTrace Countdown free?

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

### Do 倒数纪念日 or QingTrace Countdown have ads?

Neither 倒数纪念日 nor QingTrace Countdown shows ads.

### Which is updated more often, 倒数纪念日 or QingTrace Countdown?

倒数纪念日 ships an update every 2 days, and QingTrace Countdown every 2 weeks. Most recently, 倒数纪念日 was updated on October 31, 2026 and QingTrace Countdown on November 5, 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.*