# Watch Identifier vs Reference

The clearest difference is update cadence: Reference at every 2 days against Watch Identifier's every 6 days. Reference also leads on iOS requirement (16.4 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Watch Identifier sells 3 in-app purchases, starting at $9.99 per 7 days and Reference sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Watch Identifier ships an update every 6 days, Reference every 2 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Watch Identifier | Reference |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Size | 33 MB | 77 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ludovic PUAUD](https://appshunter.io/developer/1874004900) | [H1TCH AI LLC](https://appshunter.io/developer/1891485412) |

## What reviewers say

### Watch Identifier

[App page](https://appshunter.io/ios/app/watch-identifierwatchradar-ai/id6760263209)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WatchRadar | $9.99 | per 7 days |
| WatchRadar Pro Annual | $29.99 | per year |
| WatchRadar Pro Annual | $59.99 | per year |


### Reference

[App page](https://appshunter.io/ios/app/reference-watch-identifier/id6812287258)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reference Pro | $5.99 | per month |
| Reference Pro | $49.99 | per year |


## Frequently asked questions

### Is Watch Identifier free?

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

### Is Reference free?

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

### Do Watch Identifier or Reference have ads?

Neither Watch Identifier nor Reference shows ads.

### Which is updated more often, Watch Identifier or Reference?

Watch Identifier ships an update every 6 days, and Reference every 2 days. Most recently, Watch Identifier was updated on October 28, 2026 and Reference on October 29, 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.*