# Zones vs Clavis

The clearest difference is update cadence: Clavis at every 4 days against Zones's every 2 weeks. Clavis also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Zones sells 3 in-app purchases, starting at $1.99 per month and Clavis sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Zones ships an update every 2 weeks, Clavis every 4 days. The most recent releases landed on October 17, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Zones | Clavis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 36 MB | 39 MB |
| Requires iOS | 17.6 | **17.2** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 9+ | 4+ |
| Developer | [Anton Fomin](https://appshunter.io/developer/1860763927) | [Pedro Henrique Oliveira Sousa](https://appshunter.io/developer/1875393541) |

## What reviewers say

### Zones

[App page](https://appshunter.io/ios/app/zones-world-clock/id6756465140)

Easily track time in multiple cities worldwide with a visually appealing interface. Set time-zone-specific reminders and sync them across devices. Home screen widgets provide at-a-glance access to crucial times.

**Highlights:** Track time in multiple cities, Time slider for future/past times, Time zone specific reminders, Home screen widgets, iCloud sync, Multiple language support

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $5.99 | per year |
| Lifetime | $12.99 | one-time |


### Clavis

[App page](https://appshunter.io/ios/app/clavis-planetary-clock/id6758866461)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Planetary Clock Monthly | $4.99 | per month |
| Planetary Clock Yearly | $29.99 | per year |


## Frequently asked questions

### Is Zones free?

Zones is free to download, with in-app purchases available.

### Is Clavis free?

Clavis is free to download, with in-app purchases available.

### Do Zones or Clavis have ads?

Neither Zones nor Clavis shows ads.

### Which is updated more often, Zones or Clavis?

Zones ships an update every 2 weeks, and Clavis every 4 days. Most recently, Zones was updated on October 17, 2026 and Clavis on October 28, 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.*