# Clavis vs AnyCalendar

The clearest difference is in-app purchases: AnyCalendar at none against Clavis's 5. AnyCalendar also leads on iOS requirement (15.1 vs 17.2). Clavis's advantage is update cadence (every 4 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Clavis sells 5 in-app purchases, starting at $4.99 per month. AnyCalendar asks for nothing beyond the download.

Clavis ships an update every 4 days, AnyCalendar every 3 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | Clavis | AnyCalendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Size | 40 MB | 35 MB |
| Requires iOS | 17.2 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pedro Henrique Oliveira Sousa](https://appshunter.io/developer/1875393541) | [Kaveh Tehrani](https://appshunter.io/developer/1891275565) |

## What reviewers say

### Clavis

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

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clavis AI Monthly | $4.99 | per month |
| Clavis AI Yearly | $29.99 | per year |
| Tip | $1.99 | one-time |
| Support + 30 days of AI | $5.99 | one-time |
| Support + 90 days of AI | $14.99 | one-time |


### AnyCalendar

[App page](https://appshunter.io/ios/app/anycalendar/id6761751720)

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

**In-app purchases:** none


## Frequently asked questions

### Is Clavis free?

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

### Is AnyCalendar free?

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

### Do Clavis or AnyCalendar have ads?

Neither Clavis nor AnyCalendar shows ads.

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

Clavis ships an update every 4 days, and AnyCalendar every 3 months. Most recently, Clavis was updated on October 31, 2026 and AnyCalendar on October 31, 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.*