Reviews of Atomic Time - NTP Clock Sync

By: Thomas Wiegold App

List of user reviews and ratings for Atomic Time - NTP Clock Sync

Total ratings

4.94 (Rating count: 4,569)

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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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User Reviews

Recent rating average: 4.50

All time rating average: 4.94

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4% (5)

Date	Author	Comment
2026-07-15	na*****	Neither showing in widget or setting anywhere.
Neither showing in widget or setting anywhere.
2026-07-12	Ke*****	Great app for setting the correct time on your analog clock
Great app for setting the correct time on your analog clock
2026-07-10	Pi*****	EXCELLENT app for accurate up-to-the-second time information!
EXCELLENT app for accurate up-to-the-second time information!
2026-07-05	An*****	Brilliant
Brilliant
2026-07-04	Ca*****	good, but I haven't had it long enough to know for sure hence 4/5 stars. just wanted to check the clock, not write a review
good, but I haven't had it long enough to know for sure hence 4/5 stars. just wanted to check the clock, not write a review
2026-06-30	Id*****	Excellent replacement for the old ClockSync app.
Excellent replacement for the old ClockSync app.
2026-06-25	Al*****	The best one yet. Seven stars 🌟
The best one yet. Seven stars 🌟
2026-06-24	De*****	A great free app. thanks!
A great free app. thanks!
2026-06-24	Di*****	good
good
2026-06-23	An*****	Simple and elegant. Thanks for making this App. Perfect for syncing my watches and clocks to atomic accurate time : )
Simple and elegant. Thanks for making this App. Perfect for syncing my watches and clocks to atomic accurate time : )