# Authentime vs WatchAuth

The clearest difference is update cadence: Authentime at every 2 days against WatchAuth's every 3 months. WatchAuth's advantage is iOS requirement (13.4 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authentime sells 3 in-app purchases, starting at $4.99 per month and WatchAuth sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Authentime ships an update every 2 days, WatchAuth every 3 months. The most recent releases landed on September 14, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Authentime | WatchAuth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/authentime/id6746581706/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 20 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sujith Varughese](https://appshunter.io/developer/1739669809) | [kaan dinckal](https://appshunter.io/developer/1853966081) |

## What reviewers say

### Authentime

[App page](https://appshunter.io/ios/app/authentime/id6746581706)

This app uses AI to analyze images of luxury watches, providing an authenticity assessment. It offers a confidence score, visual feedback, and an educational library to help users identify fakes. The interface is user-friendly and prioritizes data security.

**Highlights:** AI-driven image analysis, Authenticity confidence rating, Visual feedback on analysis, Educational reference library, User-friendly interface, Secure and private data processing

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authentime Pro Monthly | $4.99 | per month |
| Authentime Pro Yearly | $29.99 | per year |
| Pro | $49.99 | one-time |


### WatchAuth

[App page](https://appshunter.io/ios/app/watchauth-watch-verification/id6757083850)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Watch Mechanism Sound Analysis | $0.99 | one-time |
| Watch Authentication Report | $4.99 | one-time |


## Frequently asked questions

### Is Authentime free?

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

### Is WatchAuth free?

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

### Do Authentime or WatchAuth have ads?

Neither Authentime nor WatchAuth shows ads.

### Which is updated more often, Authentime or WatchAuth?

Authentime ships an update every 2 days, and WatchAuth every 3 months. Most recently, Authentime was updated on September 14, 2026 and WatchAuth on September 18, 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.*