# DekaClock vs Swatch Time

The clearest difference is update cadence: Swatch Time at every 5 days against DekaClock's every 2 months. DekaClock's advantage is iOS requirement (16.0 vs 18.0). 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.

DekaClock ships an update every 2 months, Swatch Time every 5 days. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | DekaClock | Swatch Time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dekaclock/id6447799146/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 2 MB | 54 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Carsten Traupe](https://appshunter.io/developer/1682760919) | [Nicolas Fillion](https://appshunter.io/developer/1886264854) |

## What reviewers say

### DekaClock

[App page](https://appshunter.io/ios/app/dekaclock/id6447799146)

This app offers an alternative time display system based on base 10. It divides the day into 100,000 deka-5 periods, with 5 tiers of measurement for precise timekeeping. The display uses single-digit numbers separated by colons for a unique time format.

**Highlights:** Base-10 time system, 5 tiers of measurement, Unique time format (e.g., 5:0:0:0:0), Deka-5 periods shorter than a second, Alternative to traditional timekeeping

**Features:** macOS Compatibility

**In-app purchases:** none


### Swatch Time

[App page](https://appshunter.io/ios/app/swatch-time/id6760792721)

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

**In-app purchases:** none


## Frequently asked questions

### Is DekaClock free?

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

### Is Swatch Time free?

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

### Do DekaClock or Swatch Time have ads?

Neither DekaClock nor Swatch Time shows ads.

### Which is updated more often, DekaClock or Swatch Time?

DekaClock ships an update every 2 months, and Swatch Time every 5 days. Most recently, DekaClock was updated on October 27, 2026 and Swatch Time on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*