# What a surprise! Umaibo clock — Animated clock of Umaibo

> Animated clock app with character-themed anniversary surprises and alarm functions. (iPhone/iPad app by Chariot.)

- Source: https://appshunter.io/ios/app/what-a-surprise-umaibo-clock/id1482602783 (this page in markdown: same URL + `.md`)
- Developer: [Chariot](https://appshunter.io/developer/1128669103)
- Category: Entertainment, Utilities
- Price: Free
- Rating: 4.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 10.0 · 76 MB
- Languages: English, Japanese
- Released: 2019-10-14
- Data updated: 2026-06-24
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/what-a-surprise-umaibo-clock/id1482602783/reviews.md

## What is What a surprise! Umaibo clock?

[What a surprise!Umaibo Clock] This is an app that Umaemon 'jacks' various anniversaries.

Big surprise is going to happen at 11 o'clock, 11 minutes and 11 seconds on November 11th!

●Special performance happens when Umaibo-shaped number appears as a repdigit!
Make it more fun to check the time. Capture the moment of 11:00, 11:11, etc.

November 11th is Umaibo's Day. Something very special will happen at 11 o'clock, 11 minutes and 11 seconds!?

● Alarm function
Umaibo Official Songs “Umasa Bobo” “UMY STORY” “Umai Name Is Umami-chan”
Alarm sound can be set with the voice of Umaemon and Umami-chan!

●Jack various anniversaries
Umaemon is going to jack various anniversaries! 
Data keep updating.


This is a free clock app for all umaibo fans!

## Key features

- Animated character "jacking" anniversaries
- Special surprise event on November 11th
- Alarm function with official songs
- Character voice alarms
- Repdigit number special performance
- Data updates for anniversaries


## Frequently asked questions about What a surprise! Umaibo clock

### What is the special event in Umaibo Clock?

A big surprise is scheduled to happen at 11:11:11 on November 11th, which is also known as Umaibo's Day. This event is tied to the appearance of Umaibo-shaped numbers.

### Can I set alarms with Umaibo Clock?

Yes, Umaibo Clock features an alarm function. You can set alarms using the official Umaibo songs like 'Umasa Bobo' or the voices of characters Umaemon and Umami-chan.

### Does Umaibo Clock have ads?

No, Umaibo Clock is a free app and does not contain advertisements.

### What devices is Umaibo Clock available on?

Umaibo Clock is available for iPhone, iPad, and iPod devices.

### How often is Umaibo Clock updated?

The app was last updated on November 5, 2020, with version 1.3.0. The description mentions that data for anniversaries is kept updating.

### What is the age rating for Umaibo Clock?

Umaibo Clock has an age rating of 4+, making it suitable for younger audiences.

### What makes Umaibo Clock unique?

Its uniqueness lies in the animated character that "jacks" various anniversaries and the special surprise event on November 11th, combined with character-themed alarm sounds.

## Version history (last 5 releases)

### 1.3.0 — 2020-11-05

This update includes minor bug fixes and new event data.

### 1.2.0 — 2020-01-27

This update includes minor bug fixes and new event data.

### 1.1.0 — 2019-12-09

This update includes minor bug fixes and new event data.

### 1.0.2 — 2019-11-18

This update includes bug fixes.

### 1.0.1 — 2019-11-05

This update includes bug fixes.

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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 2026-06-24.*