# Simple Time Converter vs World Clock & Time Zone App

The clearest difference is ads: Simple Time Converter at none against World Clock & Time Zone App's shown. World Clock & Time Zone App's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simple Time Converter ships an update every 3 weeks, World Clock & Time Zone App fortnightly. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Simple Time Converter | World Clock & Time Zone App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-time-converter/id6761152152/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 2 MB | 188 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Irene Ryu](https://appshunter.io/developer/1888045148) | [Aoosevelt Sedgewick Makenziet](https://appshunter.io/developer/6776989365) |

## What reviewers say

### 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


### World Clock & Time Zone App

[App page](https://appshunter.io/ios/app/world-clock-and-time-zone-app/id6781590294)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simple Time Converter free?

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

### Is World Clock & Time Zone App free?

World Clock & Time Zone App is free to download, with no in-app purchases.

### Do Simple Time Converter or World Clock & Time Zone App have ads?

World Clock & Time Zone App shows ads; Simple Time Converter does not.

### Which is updated more often, Simple Time Converter or World Clock & Time Zone App?

Simple Time Converter ships an update every 3 weeks, and World Clock & Time Zone App fortnightly. Most recently, Simple Time Converter was updated on October 31, 2026 and World Clock & Time Zone App on November 5, 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.*