# Countdown vs 亿方圆

The clearest difference is update cadence: Countdown at every 8 days against 亿方圆's every 10 months. Countdown also leads on device support and iOS requirement (11.0 vs 13.0). On price and in-app purchases there is nothing between them.

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

Countdown ships an update every 8 days, 亿方圆 every 10 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Countdown | 亿方圆 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/countdown-reminder-and-timer/id1659178143/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 55.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | **Every 8 days** | Every 10 months |
| Monetization | Ad-supported | — |
| Size | 16 MB | 65 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [晓文 刘](https://appshunter.io/developer/1525471628) | [新芳 郑](https://appshunter.io/developer/1727598929) |

## What reviewers say

### Countdown

[App page](https://appshunter.io/ios/app/countdown-reminder-and-timer/id1659178143)

Never forget important dates again with this app. It helps you track upcoming events like birthdays and holidays, and also shows how many days have passed since a specific event. Customize reminders and categorize your countdowns for better organization.

**Highlights:** Positive countdowns for future events, Track days passed for past events, Customizable push reminders, Repeatable date settings, Date categorization, Today in History feature, Icon color customization

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

**In-app purchases:** none


### 亿方圆

[App page](https://appshunter.io/ios/app/id6478103930)

**In-app purchases:** none


## Frequently asked questions

### Is Countdown free?

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

### Is 亿方圆 free?

亿方圆 is free to download, with no in-app purchases.

### Which is updated more often, Countdown or 亿方圆?

Countdown ships an update every 8 days, and 亿方圆 every 10 months. Most recently, Countdown was updated on October 25, 2026 and 亿方圆 on October 27, 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.*