# 倒计时 vs MOON

The clearest difference is rating: 倒计时 at 5.0 against MOON's 1.0. MOON's advantage is update cadence (every 3 days vs every 3 weeks). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. 倒计时 sells 3 in-app purchases, starting at $3.99 per 7 days and MOON sells 1 in-app purchase, starting at $39.99 per 3 months. Whichever you choose, the download price is not the number that matters.

倒计时 holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

倒计时 ships an update every 3 weeks, MOON every 3 days. The most recent releases landed on June 7, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | 倒计时 | MOON |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/and/id6448464245/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/moon-and/id6449190020/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 34 MB | 47 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [浩 陈](https://appshunter.io/developer/1680667246) | [成钢 丁](https://appshunter.io/developer/1682824090) |

## What reviewers say

### 倒计时

[App page](https://appshunter.io/ios/app/and/id6448464245)

This app helps you count down to important dates like anniversaries, birthdays, and holidays. Set reminders to never miss special moments and track your daily life with a built-in diary. It also features a community group for sharing experiences and reminders.

**Highlights:** Countdown to important dates, Set custom reminders, Track birthdays and anniversaries, Daily diary function, Built-in community group, Record special moments

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $3.99 | per 7 days |
| 月会员 | $9.99 | per month |
| 年会员 | $39.99 | per year |


### MOON

[App page](https://appshunter.io/ios/app/moon-and/id6449190020)

Explore lunar phases and celestial events with this comprehensive utility. Access a lunar calendar, moonrise/moonset times, and detailed phase information. Learn about the science behind lunar cycles and their impact on nature.

**Highlights:** Lunar phase calendar, Moonrise and moonset times, Detailed daily phase information, Lunar knowledge and tutorials, Access to premium features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁全部高级功能 | $39.99 | per 3 months |


## Frequently asked questions

### Is 倒计时 free?

倒计时 is free to download, with in-app purchases available.

### Is MOON free?

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

### Which has better reviews, 倒计时 or MOON?

倒计时 is rated higher. 倒计时 averages 5.0 out of 5 from 1 ratings, while MOON averages 1.0 from 1 ratings.

### Do 倒计时 or MOON have ads?

Both 倒计时 and MOON show ads.

### Which is updated more often, 倒计时 or MOON?

倒计时 ships an update every 3 weeks, and MOON every 3 days. Most recently, 倒计时 was updated on June 7, 2026 and MOON on June 11, 2026.

---

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