# Atomic Time - NTP Clock Sync

> Get the most accurate time with this NTP server synchronized atomic clock.

Canonical page: [https://chrome-stats.com/d/com.twiegold.atomictime](https://chrome-stats.com/d/com.twiegold.atomictime)

## Overview

- **ID:** `com.twiegold.atomictime`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Thomas Wiegold
- **Category:** TOOLS
- **Downloads:** 189,387
- **Rating:** 4.84 / 5 (4,904 ratings)
- **Version:** 1.10.2
- **Last updated:** 2025-08-12
- **First published:** 2021-03-22
- **Publisher country:** AU
- **Size:** 16 MB
- **Data as of:** 2026-09-25
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.twiegold.atomictime)
- **Privacy policy:** [https://atomictime.app/privacy](https://atomictime.app/privacy)

## Description

Atomic Time is a premier Chrome extension that delivers the most accurate time by synchronizing with global NTP servers. Featuring a minimalist analog clock paired with a crystal-clear digital display, it provides an elegant and precise timekeeping experience. Designed for both enthusiasts and professionals who require exact timing, it is ideal for verifying and setting watches down to the precise second.

This extension offers customizable themes including Light, Dark, and OLED-optimized Black, alongside color options such as Warm Blaze, Pink Candy, and Bluebird. Users can select from multiple time servers for precision and reliability, adjust sound and display settings, and enjoy a fast, lightweight design that won’t impact device performance. Atomic Time combines style, accuracy, and user-centric customization for unparalleled timekeeping on your browser.

## Rankings

- #164,213 — Overall

## Permissions and access

### Permissions

- `android.permission.INTERNET`
- `android.permission.READ_EXTERNAL_STORAGE`
- `com.twiegold.atomictime.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users praise Atomic Time for accurate, easy-to-use time display and reliable performance. The app stays true to its simple, single-task purpose of showing current time and helping users resync watches or clocks. It is ad-free and free from paywalls, with lightweight use and useful options like NIST syncing and an audible tick. A common request is for a home screen widget. While most reviews highlight strong reliability, some note occasional minor timing variances rather than perfect accuracy.

### Pros

- Accurate time display across reviews (precise current time)
- Simple, reliable, single-purpose design that does one job well
- Ad-free experience with no paywalls
- Easy to use and great for resyncing watches/clocks
- Optional features like NIST time sync and audible tick for checking sync

### Cons

- Lacks a home screen widget; users have requested widget support
- Occasional minor timing variances; not guaranteed perfect accuracy

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.twiegold.atomictime)