# TrustFactor Authenticator vs RMCS K9 App

The clearest difference is update cadence: RMCS K9 App at every 5 days against TrustFactor Authenticator's monthly. TrustFactor Authenticator's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TrustFactor Authenticator ships an update monthly, RMCS K9 App every 5 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TrustFactor Authenticator | RMCS K9 App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trustfactor-authenticator/id1525877833/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | — |
| Size | 28 MB | 43 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SecuritySide, CyberSecurity Services S.A.](https://appshunter.io/developer/1525877835) | [ARTY TECH CREATORS CO. LTD](https://appshunter.io/developer/1818180084) |

## What reviewers say

### TrustFactor Authenticator

[App page](https://appshunter.io/ios/app/trustfactor-authenticator/id1525877833)

This app provides risk-based analysis for authentication requests, allowing users to securely approve or reject actions. It enhances security by evaluating the risk associated with each login attempt.

**Highlights:** Risk-based authentication analysis, Secure approval/rejection of actions, Enhanced security for requests, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


### RMCS K9 App

[App page](https://appshunter.io/ios/app/rmcs-k9-app/id6753123079)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TrustFactor Authenticator free?

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

### Is RMCS K9 App free?

RMCS K9 App is free to download, with no in-app purchases.

### Do TrustFactor Authenticator or RMCS K9 App have ads?

Neither TrustFactor Authenticator nor RMCS K9 App shows ads.

### Which is updated more often, TrustFactor Authenticator or RMCS K9 App?

TrustFactor Authenticator ships an update monthly, and RMCS K9 App every 5 days. Most recently, TrustFactor Authenticator was updated on October 29, 2026 and RMCS K9 App on October 25, 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.*