# Authenticator App vs UpdateContacts

The clearest difference is in-app purchases: UpdateContacts at none against Authenticator App's 2. UpdateContacts also leads on ads (none vs shown). Authenticator App's advantage is device support (4 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 2 in-app purchases, starting at $4.99 per 7 days. UpdateContacts asks for nothing beyond the download.

## The numbers

| Metric | Authenticator App | UpdateContacts |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Size | 61 MB | 45 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [4ingens](https://appshunter.io/developer/1661356024) | [FATIMA CHAM](https://appshunter.io/developer/6805569972) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-safe-2fa/id6753803401)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Plan | $4.99 | per 7 days |
| 1 Year Plan | $49.99 | per year |


### UpdateContacts

[App page](https://appshunter.io/ios/app/updatecontacts/id6805569743)

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App free?

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

### Is UpdateContacts free?

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

### Do Authenticator App or UpdateContacts have ads?

Authenticator App shows ads; UpdateContacts does not.

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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.*