# Tempus World Clock vs Atomic Clock App

The clearest difference is chart position: Tempus World Clock at #199 against Atomic Clock App's unranked. Tempus World Clock also leads on price ($1.99 vs $2.99). Atomic Clock App's advantage is iOS requirement (15.1 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Tempus World Clock costs $1.99 and Atomic Clock App $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Tempus World Clock | Atomic Clock App |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tempus-world-clock/id6757654219/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Paid | — |
| Best chart rank | **#199** | — |
| Size | 73 MB | 31 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viktor Gamov](https://appshunter.io/developer/1868107656) | [Gianfranco Antenucci](https://appshunter.io/developer/1875606849) |

## What reviewers say

### Tempus World Clock

[App page](https://appshunter.io/ios/app/tempus-world-clock/id6757654219)

**Currently charting:** #199 Top Paid · Utilities (US App Store)

Easily track multiple time zones with customizable clocks for cities and people. Convert times instantly, find meeting windows, and set location-specific reminders. View city details including weather and sunrise/sunset.

**Highlights:** Customizable clocks with names, emojis, and color tags, Instant time conversion with a draggable scrubber, Meeting finder with overlapping availability windows, Location-specific reminders, City detail view with weather and daylight arc, Profile grouping for clocks, Lock screen and Dynamic Island integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Atomic Clock App

[App page](https://appshunter.io/ios/app/atomic-clock-app/id6760158311)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Tempus World Clock free?

Tempus World Clock costs $1.99, with no in-app purchases.

### Is Atomic Clock App free?

Atomic Clock App costs $2.99, with no in-app purchases.

### Do Tempus World Clock or Atomic Clock App have ads?

Neither Tempus World Clock nor Atomic Clock App shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*