# Tempus World Clock vs Simple Time Converter

The clearest difference is price: Simple Time Converter at Free against Tempus World Clock's $1.99. Simple Time Converter also leads on iOS requirement (15.0 vs 17.0). On rating, ratings volume, update cadence and ads there is nothing between them.

Simple Time Converter is free to download; Tempus World Clock costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Tempus World Clock against 5.0 for Simple Time Converter. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Tempus World Clock ships an update fortnightly, Simple Time Converter every 3 weeks. The most recent releases landed on October 21, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Tempus World Clock | Simple Time Converter |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/tempus-world-clock/id6757654219/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/simple-time-converter/id6761152152/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Paid | **Free** |
| Size | 52 MB | 2 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viktor Gamov](https://appshunter.io/developer/1868107656) | [Irene Ryu](https://appshunter.io/developer/1888045148) |

## What reviewers say

### Tempus World Clock

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

Easily track multiple time zones with customizable clocks for people and places. Convert times instantly, find optimal meeting slots across different regions, and view city details including weather and sunrise/sunset.

**Highlights:** Customizable clocks with names and colors, Instant time conversion across zones, Meeting time finder with working hours, City detail view with weather and sunrise/sunset, Apple Watch app and complications, Home Screen widgets, iCloud sync across devices

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

**In-app purchases:** none


### Simple Time Converter

[App page](https://appshunter.io/ios/app/simple-time-converter/id6761152152)

This lightweight utility app performs simple time conversions without accessing any user data. Its core function is a straightforward algorithm for converting time values.

**Highlights:** Time conversion algorithm, Lightweight design, No user data access, Simple interface

**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 Simple Time Converter free?

Simple Time Converter is free to download, with no in-app purchases.

### Which has better reviews, Tempus World Clock or Simple Time Converter?

Tempus World Clock and Simple Time Converter are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Tempus World Clock or Simple Time Converter have ads?

Neither Tempus World Clock nor Simple Time Converter shows ads.

### Which is updated more often, Tempus World Clock or Simple Time Converter?

Tempus World Clock ships an update fortnightly, and Simple Time Converter every 3 weeks. Most recently, Tempus World Clock was updated on October 21, 2026 and Simple Time Converter on October 19, 2026.

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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.*