# MFA Authenticator App vs MRI Guard

The clearest difference is ads: MRI Guard at none against MFA Authenticator App's shown. MRI Guard also leads on update cadence (every 4 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. MFA Authenticator App sells 3 in-app purchases, starting at $3.99 per 7 days and MRI Guard sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

MFA Authenticator App ships an update monthly, MRI Guard every 4 days. The most recent releases landed on September 23, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | MFA Authenticator App | MRI Guard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (22 ratings)](https://appshunter.io/ios/app/mfa-authenticator-app/id1665454984/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 69 MB | 11 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Petr Polasek](https://appshunter.io/developer/1613323784) | [David Grodzki](https://appshunter.io/developer/6779287685) |

## What reviewers say

### MFA Authenticator App

[App page](https://appshunter.io/ios/app/mfa-authenticator-app/id1665454984)

Enhance your online security with this multi-factor authentication app. It provides an extra layer of protection for your accounts by generating time-sensitive codes, even when offline. Secure your sensitive information with ease and peace of mind.

**Highlights:** Quick and easy setup, Wide service compatibility, Time-sensitive security codes, Offline code generation, End-to-end encryption, Security code protection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Week | $3.99 | per 7 days |
| Premium 1 Month | $9.99 | per month |
| Premium 1 Year | $29.99 | per year |


### MRI Guard

[App page](https://appshunter.io/ios/app/mri-guard/id6794649750)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MRI Guard Full Version | $12.99 | one-time |


## Frequently asked questions

### Is MFA Authenticator App free?

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

### Is MRI Guard free?

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

### Do MFA Authenticator App or MRI Guard have ads?

MFA Authenticator App shows ads; MRI Guard does not.

### Which is updated more often, MFA Authenticator App or MRI Guard?

MFA Authenticator App ships an update monthly, and MRI Guard every 4 days. Most recently, MFA Authenticator App was updated on September 23, 2026 and MRI Guard on October 1, 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.*