# Countdown One — Count down and up for days

> Event countdown and count-up tracker with customizable widgets. (iPhone/iPad app by Ruizheng Liu.)

- Source: https://appshunter.io/ios/app/countdown-one/id1614348003 (this page in markdown: same URL + `.md`)
- Developer: [Ruizheng Liu](https://appshunter.io/developer/782255647)
- Category: Utilities, Productivity
- Price: $2.99
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 2 MB
- Languages: English
- Released: 2022-03-29
- Data updated: 2026-06-10
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/countdown-one/id1614348003/reviews.md

## What is Countdown One?

With Countdown One, you can create as many events as you want in a list which can be easily managed such as:
Add event by clicking the “+” sign on top of the list;
Delete event by swap left the event;
Reorder or move an event by clicking the “Reorder/Remove” button on top of the list;
View detail information by click an event;
Edit an event by clicking the “Edit” button on top of the detail view.

WIDGET
Use the normal method to add Countdown One widget to your Home Screen, then long tap it to show the pop up and select “Edit Widget” to select the event for this widget.

You can add multiple widget for Countdown One to show different events.

Countdown One Widget is optimized for performance and battery usage. The widget only update itself if needed, not like some widget updating every minutes or even seconds which will drain battery life very fast.

* Add multiple editable Countdown One Widgets 
* Countdown future events in days.
* Count up previous events in days.
* Countdown then count up future events in days.
* Add or modify/change event Title, Description, and Emoji.
* Add Color as background to events using multiple color selection methods including hex code like E3C1C0.
* Swap left to delete/remove an event.
* Reorder events in event list by dragging an event.

## Key features

- Create unlimited events
- Count down future events
- Count up past events
- Customizable event titles, descriptions, and emojis
- Add color backgrounds with hex code support
- Multiple editable home screen widgets
- Optimized for performance and battery usage


## Frequently asked questions about Countdown One

### How do I add an event in Countdown One?

You can add a new event by tapping the '+' sign located at the top of the event list. This allows for quick and easy creation of new countdowns or count-ups.

### Can I customize the appearance of events in Countdown One?

Yes, Countdown One allows you to add a title, description, and emoji to your events. You can also assign a custom color background, including using hex codes for precise color selection.

### Does Countdown One have ads?

No, Countdown One is ad-free. You can enjoy tracking your events without any interruptions from advertisements.

### What devices is Countdown One compatible with?

Countdown One is designed for Apple devices, including iPhone, iPad, and iPod. It is suitable for users on the iOS platform.

### How much does Countdown One cost?

Countdown One is a paid application, available for a one-time purchase of $2.99. This grants you full access to all its features.

### How often is Countdown One updated?

Countdown One was last updated on March 29, 2022, with version 1.0. Further updates will depend on developer plans for feature enhancements or bug fixes.

### What is the age rating for Countdown One?

Countdown One has an age rating of 4+, making it suitable for a wide range of users, including children and adults.

### Can I use Countdown One widgets for multiple events?

Yes, you can add multiple editable Countdown One widgets to your home screen, each configured to display a different event.

## Version history (last 1 release)

### 1.0 — 2022-03-29

No release notes.

## More apps by Ruizheng Liu

- [PDF Pages](https://appshunter.io/ios/app/pdf-pages/id1620995820)
- [PuTXT](https://appshunter.io/ios/app/putxt/id6443927238)
- [Photo Parts](https://appshunter.io/ios/app/photo-parts/id6444296810)
- [Video Timer Counter](https://appshunter.io/ios/app/video-timer-counter/id6444837221)
- [Photo-PDF](https://appshunter.io/ios/app/photo-pdf/id6445961615)

All apps by Ruizheng Liu: https://appshunter.io/developer/782255647

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*