# Countdown 321 vs 日子盒

The clearest difference is in-app purchases: 日子盒 at none against Countdown 321's 3. 日子盒 also leads on iOS requirement (15.0 vs 18.0). Countdown 321's advantage is review sentiment (96% vs 67%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Countdown 321 sells 3 in-app purchases, starting at $1.99 per year. 日子盒 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Countdown 321 | 日子盒 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (8 ratings)](https://appshunter.io/ios/app/countdown-321-widget/id6749746114/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | **95.8% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 25 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [帆 邱](https://appshunter.io/developer/1766624521) | [Stellar Byte Technology Corp.](https://appshunter.io/developer/1888851555) |

## What reviewers say

### Countdown 321

[App page](https://appshunter.io/ios/app/countdown-321-widget/id6749746114)

Easily track important upcoming events and past milestones with a clean, minimalist interface. Get instant updates via home screen widgets and sync your data across devices with iCloud. Never forget a special day again.

**Highlights:** Countdown and count-up days, Reminders and notifications, Life calendar visualization, Timeline view, Minimalist design, Home screen widgets, iCloud sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CountdownPro | $1.99 | per year |
| Lifetime Pro | $1.99 | one-time |
| Lifetime Pro | $2.99 | one-time |


### 日子盒

[App page](https://appshunter.io/ios/app/id6777783477)

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

**In-app purchases:** none


## Frequently asked questions

### Is Countdown 321 free?

Countdown 321 is free to download, with in-app purchases available.

### Is 日子盒 free?

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

### Do Countdown 321 or 日子盒 have ads?

Neither Countdown 321 nor 日子盒 shows ads.

### Which is updated more often, Countdown 321 or 日子盒?

Countdown 321 ships an update every 2 months, and 日子盒 every 2 months. Most recently, Countdown 321 was updated on October 24, 2026 and 日子盒 on October 23, 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.*