Atomic Clock – Precision Time
NTP Time & Milliseconds
Only for iPhone
Free · In-App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Precise NTP-synced time with milliseconds, UTC, latency, offset, auto sync, custom colors, night mode, and six clock styles.
Atomic Clock – Precision Time is a professional precision clock and NTP time synchronization utility for anyone who needs highly accurate time directly on their device.
Use reliable network time synchronization to view precise time with millisecond-level detail. Compare your device clock with network time, check sync offset and latency, switch between local time and UTC, and keep the screen on when you need a stable reference clock.
Key features:
• NTP-based time synchronization
• Millisecond or 1/60-second detail
• Local time and UTC display
• Device offset and network latency indicators
• Automatic sync with configurable intervals
• Six clock styles: circular dots, analog, minimalist, binary, neon glow, and flip clock
• Custom accent colors and multi-color display
• Night mode and keep-screen-on option
• Privacy-focused: no account, no analytics, no tracking
Atomic Clock – Precision Time is built for precise timing, clock drift checks, latency awareness, and a clean daily precision clock.
Terms of Use
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
This update fixes bugs and improves performance for a smoother, more reliable experience.
The developer, 家宝 戴, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- 家宝 戴
- Size
- 9.1 MB
- Category
- Productivity
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later.
- iPhone
- Languages
English and 10 more
- English, Arabic, French, German, Italian, Japanese, Korean, Portuguese, Simplified Chinese, Spanish, Traditional Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- AtomicClock Pro Monthly ฿699.00
- AtomicClock Pro Monthly ฿199.00
- Copyright
- © 2025 JiaBao Dai. All rights reserved.