# Event Countdown One vs SuiSui

The clearest difference is in-app purchases: Event Countdown One at none against SuiSui's 1. SuiSui's advantage is ads (none vs shown) and device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. SuiSui sells 1 one-off in-app purchase. Event Countdown One asks for nothing beyond the download.

## The numbers

| Metric | Event Countdown One | SuiSui |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 days |
| Size | 6 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Snow Line Software S.P.R.L.](https://appshunter.io/developer/1550650916) | [Lihai La LLC](https://appshunter.io/developer/1831311728) |

## What reviewers say

### Event Countdown One

[App page](https://appshunter.io/ios/app/event-countdown-one/id6762549396)

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

**In-app purchases:** none


### SuiSui

[App page](https://appshunter.io/ios/app/suisui-countdown-and-days/id6789145503)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 岁岁 - 倒数日与纪念日 | $2.99 | one-time |


## Frequently asked questions

### Is Event Countdown One free?

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

### Is SuiSui free?

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

### Do Event Countdown One or SuiSui have ads?

Event Countdown One shows ads; SuiSui does not.

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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.*