# Countdown Manager vs 一同弹幕

The clearest difference is in-app purchases: 一同弹幕 at none against Countdown Manager's 1. Countdown Manager's advantage is iOS requirement (10.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Countdown Manager sells 1 one-off in-app purchase. 一同弹幕 asks for nothing beyond the download.

Countdown Manager ships an update fortnightly, 一同弹幕 every 11 days. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Countdown Manager | 一同弹幕 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Size | 17 MB | 279 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HN Tech Ltd.](https://appshunter.io/developer/1094162332) | [东莞市一同信息科技有限公司](https://appshunter.io/developer/1501783037) |

## What reviewers say

### Countdown Manager

[App page](https://appshunter.io/ios/app/countdown-manager-a-timer/id1097362679)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $2.99 | one-time |


### 一同弹幕

[App page](https://appshunter.io/ios/app/id6747804932)

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

**In-app purchases:** none


## Frequently asked questions

### Is Countdown Manager free?

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

### Is 一同弹幕 free?

一同弹幕 is free to download, with no in-app purchases.

### Do Countdown Manager or 一同弹幕 have ads?

Neither Countdown Manager nor 一同弹幕 shows ads.

### Which is updated more often, Countdown Manager or 一同弹幕?

Countdown Manager ships an update fortnightly, and 一同弹幕 every 11 days. Most recently, Countdown Manager was updated on October 2, 2026 and 一同弹幕 on October 8, 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.*