Atomic Clock vs Real
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Atomic Clock
Read full descriptionHide full description
Always know the exact time with Atomic Clock β Precise Time. Our app synchronizes with official atomic time servers to deliver ultra-accurate time down to the millisecond. Whether youβre coordinating across time zones, managing scientific experiments, or simply want the most reliable clock, this app provides unmatched precision. Features: - Real-time synchronization with global atomic clock servers - 24-hour and 12-hour display options - Beautiful, minimal clock face with dark mode - Works online and offline with last known atomic time - Perfect for professionals, travelers, pilots, scientists, and anyone who values absolute accuracy. An atomic clock is a timekeeping device that measures time based on the vibrations or transitions of atomsβusually cesium or rubidium. Unlike mechanical or quartz clocks, which rely on moving parts or crystals, atomic clocks use the natural oscillations of atoms as their frequency standard. This makes them the most accurate clocks ever developed, capable of maintaining time to within a few billionths of a second per day. Atomic clocks are essential for applications where extreme precision is required, such as GPS navigation, telecommunications, space exploration, scientific experiments, and synchronizing global networks.
Real
Read full descriptionHide full description
Real-Time Atomic Clock This app shows the current time with high accuracy. It uses trusted NTP servers to stay precise. It updates in real time. It does not drift like a phone clock can. You get: β’ Accurate time based on atomic reference clocks β’ Automatic syncing with NTP servers β’ No setup required β’ Clean and easy display Useful when: β’ You need exact time for work or travel β’ You check time across devices β’ You need a reliable reference clock
Screenshots
Verdict
The clearest difference is price: Atomic Clock at Free against Real's $2.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Atomic Clock is free to download; Real costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Atomic Clock | Real |
|---|---|---|
| Price | Free β better | $2.99 |
| Update frequency | β | Every 10 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 15.1 | 15.1 |
| Further details β not scored | ||
| Size | 29 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | STAN I. C. ALEXANDRU PERSOANA FIZICA AUTORIZATA | Panupong Sakulsaeng |
In-app purchases
Atomic Clock
No in-app purchases
Real
No in-app purchases









