# Random Sound Recorder vs World Clock

The clearest difference is price: Random Sound Recorder at Free against World Clock's $2.99. Random Sound Recorder also leads on update cadence (every 9 months vs every 21 months) and iOS requirement (11.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Random Sound Recorder is free to download; World Clock costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Random Sound Recorder ships an update every 9 months, World Clock every 21 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Random Sound Recorder | World Clock |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 21 months |
| Monetization | — | Paid |
| Size | 0 MB | 11 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ralph Cos](https://appshunter.io/developer/573505028) | [俊 姜](https://appshunter.io/developer/974809005) |

## What reviewers say

### Random Sound Recorder

[App page](https://appshunter.io/ios/app/random-sound-recorder/id608045136)

**Features:** macOS Compatibility

**In-app purchases:** none


### World Clock

[App page](https://appshunter.io/ios/app/world-clock-time-zone-wheel/id1213420284)

Visualize global time zones with a 3D Earth and Moon. This app displays local times for over 460 cities and offers a 3D/2D map view. It supports numerous system languages and provides detailed country and region information.

**Highlights:** 3D Earth and Moon visualization, Solar Clock feature, Over 460 cities' local time, 3D/2D Time Zone Map, Support for numerous system languages, Extensive country and region listing

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

**In-app purchases:** none


## Frequently asked questions

### Is Random Sound Recorder free?

Random Sound Recorder is free to download, with no in-app purchases.

### Is World Clock free?

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

### Do Random Sound Recorder or World Clock have ads?

Neither Random Sound Recorder nor World Clock shows ads.

### Which is updated more often, Random Sound Recorder or World Clock?

Random Sound Recorder ships an update every 9 months, and World Clock every 21 months. Most recently, Random Sound Recorder was updated on November 1, 2026 and World Clock on November 2, 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.*