# WorldTime vs Binary Clock

The clearest difference is update cadence: Binary Clock at every 12 months against WorldTime's every 32 months. On price, ads, 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.

WorldTime ships an update every 32 months, Binary Clock every 12 months. The most recent releases landed on September 8, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | WorldTime | Binary Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 12 months** |
| Size | 10 MB | 0 MB |
| Requires iOS | **16.0** | 17.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Artem Petriuk](https://appshunter.io/developer/1677377022) | [Sayan Goswami](https://appshunter.io/developer/1724985919) |

## What reviewers say

### WorldTime

[App page](https://appshunter.io/ios/app/worldtime-tell-time/id6446325495)

**Features:** macOS Compatibility

**In-app purchases:** none


### Binary Clock

[App page](https://appshunter.io/ios/app/binary-clock-view-time-in-bcd/id6475730187)

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

**In-app purchases:** none


## Frequently asked questions

### Is WorldTime free?

WorldTime is free to download, with no in-app purchases.

### Is Binary Clock free?

Binary Clock is free to download, with no in-app purchases.

### Do WorldTime or Binary Clock have ads?

Neither WorldTime nor Binary Clock shows ads.

### Which is updated more often, WorldTime or Binary Clock?

WorldTime ships an update every 32 months, and Binary Clock every 12 months. Most recently, WorldTime was updated on September 8, 2026 and Binary Clock on August 13, 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.*