# That Watch vs ChronoDNA

The clearest difference is update cadence: ChronoDNA at every 2 weeks against That Watch's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. That Watch sells 2 in-app purchases, starting at $4.99 per month and ChronoDNA sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

That Watch ships an update every 6 months, ChronoDNA every 2 weeks. Both last shipped on October 13, 2026.

## The numbers

| Metric | That Watch | ChronoDNA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Freemium | — |
| Size | 62 MB | 47 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rohan Arora](https://appshunter.io/developer/1876841250) | [WristOrbit, LLC](https://appshunter.io/developer/1896717881) |

## What reviewers say

### That Watch

[App page](https://appshunter.io/ios/app/that-watch/id6759096110)

Catalog your watch collection, track wear patterns, and measure accuracy against professional standards. Discover detailed insights into your timepieces, from market value to mechanical details. Organize and share your collection with this comprehensive tool for enthusiasts.

**Highlights:** Digital watch collection catalog, Log daily watch wear, Measure watch accuracy, Detailed collection analytics, AI-powered watch identification, Shareable watchbox cards, Offline-first functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| That Watch Pro Monthly | $4.99 | per month |
| That Watch Pro | $34.99 | per year |


### ChronoDNA

[App page](https://appshunter.io/ios/app/chronodna/id6788950595)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| chronodna_unlimited | $9.99 | per month |
| chronodna_scan_5 | $0.99 | one-time |
| chronodna_scan_30 | $4.99 | one-time |


## Frequently asked questions

### Is That Watch free?

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

### Is ChronoDNA free?

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

### Do That Watch or ChronoDNA have ads?

Neither That Watch nor ChronoDNA shows ads.

### Which is updated more often, That Watch or ChronoDNA?

That Watch ships an update every 6 months, and ChronoDNA every 2 weeks. Most recently, That Watch was updated on October 13, 2026 and ChronoDNA on October 13, 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.*