Atomic Clock PRO

Atomic Clock PRO

Exact Time Digital and Analog

10K ratings
417 reviews
Free
In-App PurchasesWith Ads

Details

  • Released
  • Updated
  • July 23, 2014
  • June 30, 2026

Features

Atomic Clock PRO screenshot #1 for iPhone
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Atomic Clock PRO screenshot #10 for iPhone
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About

Get the most accurate time from an official atomic clock server. This app automatically detects your time zone and allows custom backgrounds. Easily switch between digital and analog clock displays with a swipe.

Exact time from atomic clock
Automatic time zone recognition
Customizable background images
Digital and analog clock modes
Optional sound alerts
Color customization
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What users say

See all reviews

What's New in Atomic Clock PRO

1.7.2

June 30, 2026

Small bug fixes and improvements

Subscription plans

Premium

Premium Version

$1.991 Month
How to cancel Atomic Clock PRO subscription ⁉️
1

In-App Purchases

$5.99

Remove Ads

This in-app purchase removes the ads in the app.

User reviews

Prefer Actual Numerals on Clock Face

Why can’t I play my music app while Clock PRO is displayed???
dissipated displayI’d love to see actual numbers (numerals) on the clock face. 🙂

A convenient display of accurate time

This is a very convenient and accurate display of time, which can be analog or digital. It is a particularly useful display, when setting the time on a watch or clock.

Old Version

2015

I like this app.

You can use photos from your library as backgrounds….. .

Proper Clock

Very clear and I use to set up my watches

Developer apps

User experience

🐞

Reported Bugs

3 issues

Second hand occasionally runs in reverse

Bug

Digital clock display cuts off on some devices

Bug

Inconsistent behavior when switching between clock types

Bug

Requested Features

3 requests

Customizable clock face options

Feature

Ability to set widget on home screen

Feature

Sync with system clock to automatically update time

Feature

FAQ

What does Atomic Clock PRO do?

This app provides highly accurate time by syncing with an official atomic clock server. It automatically detects your time zone and offers both digital and analog clock displays that can be customized with your own images and colors.

How do I switch between digital and analog clocks?

You can easily switch between the digital and analog clock views by swiping your finger from left to right on the clock display. The app also allows for separate or combined views of both clock types.

Is Atomic Clock PRO free to use?

Yes, the app is available for free download. It does include advertisements and offers in-app purchases, which may provide additional features or an ad-free experience.

What devices is Atomic Clock PRO compatible with?

This application is designed for both iPhone and iPad devices. It supports both portrait and landscape orientations, ensuring a good user experience on various screen sizes.

Can I set my own background image?

Yes, you can personalize the app's appearance by setting one of your own pictures as the background image for the clock display. This allows for a more tailored and visually appealing experience.