# ClockHub vs Calmetric

The clearest difference is in-app purchases: Calmetric at none against ClockHub's 1. Calmetric also leads on ads (none vs shown) and iOS requirement (18.6 vs 26.0). ClockHub's advantage is update cadence (every 10 days vs monthly) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. ClockHub sells 1 one-off in-app purchase. Calmetric asks for nothing beyond the download.

ClockHub ships an update every 10 days, Calmetric monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ClockHub | Calmetric |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calmetric/id6744656593/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | — | Free |
| Size | 7 MB | 6 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ASGER HULGAARD](https://appshunter.io/developer/1701462079) | [Piotr Bakker](https://appshunter.io/developer/1741809059) |

## What reviewers say

### ClockHub

[App page](https://appshunter.io/ios/app/clockhub/id6459538081)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClockHub Pro | $2.99 | one-time |


### Calmetric

[App page](https://appshunter.io/ios/app/calmetric/id6744656593)

Gain practical insights into your calendar year with detailed charts and metrics. Break down any date range to identify optimal times for planning, vacations, and deadlines. Enjoy a private, secure, and ad-free experience with a native iOS design.

**Highlights:** Year progress charts, Date range breakdown, Optimal date identification, Native iOS design, Private and secure experience

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

**In-app purchases:** none


## Frequently asked questions

### Is ClockHub free?

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

### Is Calmetric free?

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

### Do ClockHub or Calmetric have ads?

ClockHub shows ads; Calmetric does not.

### Which is updated more often, ClockHub or Calmetric?

ClockHub ships an update every 10 days, and Calmetric monthly. Most recently, ClockHub was updated on October 25, 2026 and Calmetric on October 24, 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.*