# Countdown 321 vs 时伴

The clearest difference is in-app purchases: 时伴 at none against Countdown 321's 3. 时伴 also leads on iOS requirement (15.0 vs 18.0). 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. 时伴 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 20, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Countdown 321 | 时伴 |
| --- | --- | --- |
| 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 | — |
| 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 | 27 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [帆 邱](https://appshunter.io/developer/1766624521) | [古祥 韩](https://appshunter.io/developer/1592870393) |

## 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 |


### 时伴

[App page](https://appshunter.io/ios/app/id6758692663)

**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 时伴 free?

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

### Do Countdown 321 or 时伴 have ads?

Neither Countdown 321 nor 时伴 shows ads.

### Which is updated more often, Countdown 321 or 时伴?

Countdown 321 ships an update every 2 months, and 时伴 every 2 months. Most recently, Countdown 321 was updated on October 20, 2026 and 时伴 on October 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.*