# Sentinel vs Authenticator 2FA MFA

The clearest difference is iOS requirement: Sentinel at 17.0 against Authenticator 2FA MFA's 26.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sentinel sells 3 in-app purchases, starting at $2.49 per month and Authenticator 2FA MFA sells 2 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Sentinel | Authenticator 2FA MFA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Size | 4 MB | 13 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vu Thi Hanh](https://appshunter.io/developer/1884245877) | [Reyhan Zeki](https://appshunter.io/developer/1864735849) |

## What reviewers say

### Sentinel

[App page](https://appshunter.io/ios/app/sentinel-smart-2fa-vault/id6767108931)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Offers | $2.49 | per month |
| Annual Offers | $19.99 | per year |
| Lifetime Offers | $49.00 | one-time |


### Authenticator 2FA MFA

[App page](https://appshunter.io/ios/app/authenticator-2fa-mfa/id6774616363)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $8.99 | per 7 days |
| Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is Sentinel free?

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

### Is Authenticator 2FA MFA free?

Authenticator 2FA MFA is free to download, with in-app purchases available.

### Do Sentinel or Authenticator 2FA MFA have ads?

Neither Sentinel nor Authenticator 2FA MFA 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.*