# CPC and CPM Calculator vs Authenticator app

The clearest difference is in-app purchases: CPC and CPM Calculator at none against Authenticator app's 1. CPC and CPM Calculator also leads on iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Authenticator app sells 1 in-app purchase, starting at $9.99 per 7 days. CPC and CPM Calculator asks for nothing beyond the download.

## The numbers

| Metric | CPC and CPM Calculator | Authenticator app |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 41 MB | 12 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Stage Coding](https://appshunter.io/developer/1637068135) | [AttestNet](https://appshunter.io/developer/1896768336) |

## What reviewers say

### CPC and CPM Calculator

[App page](https://appshunter.io/ios/app/cpc-and-cpm-calculator/id1619681114)

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator app

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6781687744)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CardVault Weekly 3 days Trial | $9.99 | per 7 days |


## Frequently asked questions

### Is CPC and CPM Calculator free?

CPC and CPM Calculator is free to download, with no in-app purchases.

### Is Authenticator app free?

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

### Do CPC and CPM Calculator or Authenticator app have ads?

Neither CPC and CPM Calculator nor Authenticator app shows ads.

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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.*