# Clo vs Caliber

The clearest difference is update cadence: Caliber at every 4 days against Clo's every 5 weeks. Clo's advantage is iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Clo sells 1 one-off in-app purchase and Caliber sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Clo ships an update every 5 weeks, Caliber every 4 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Clo | Caliber |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Size | 4 MB | 8 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Massimo Russo](https://appshunter.io/developer/1856816817) | [Swashi LLC](https://appshunter.io/developer/6793202910) |

## What reviewers say

### Clo

[App page](https://appshunter.io/ios/app/clo-e-minimal-clock/id6759663122)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clo-E Premium | $2.99 | one-time |


### Caliber

[App page](https://appshunter.io/ios/app/caliber-digital-watch-case/id6793202908)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caliber Reserve Monthly | $9.99 | per month |
| Caliber Reserve Annual | $79.99 | per year |
| Caliber Reserve Lifetime | $279.99 | one-time |


## Frequently asked questions

### Is Clo free?

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

### Is Caliber free?

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

### Do Clo or Caliber have ads?

Neither Clo nor Caliber shows ads.

### Which is updated more often, Clo or Caliber?

Clo ships an update every 5 weeks, and Caliber every 4 days. Most recently, Clo was updated on November 5, 2026 and Caliber on November 6, 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.*