# Salt mCodeX vs QPrimeFMS

The clearest difference is update cadence: QPrimeFMS at every 2 weeks against Salt mCodeX's every 2 months. Salt mCodeX'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.

Salt mCodeX ships an update every 2 months, QPrimeFMS every 2 weeks. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Salt mCodeX | QPrimeFMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/salt-mcodex/id389513911/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 9 MB | 94 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Salt Group](https://appshunter.io/developer/328013684) | [inCust Ltd.](https://appshunter.io/developer/1348796208) |

## What reviewers say

### Salt mCodeX

[App page](https://appshunter.io/ios/app/salt-mcodex/id389513911)

This app provides a secure, mobile-based second-factor authentication method. It uses biometrics to generate one-time passwords and challenge/response codes for high-assurance remote access to enterprise networks. The solution is PIN-protected and does not require a mobile network connection.

**Highlights:** Mobile second-factor authentication, Biometric (face/fingerprint) authentication, One-time password (OTP) generation, Challenge/Response signature codes, PIN-protected and standalone solution, Issuer configurable profiles

**In-app purchases:** none


### QPrimeFMS

[App page](https://appshunter.io/ios/app/qprimefms/id6459510370)

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

**In-app purchases:** none


## Frequently asked questions

### Is Salt mCodeX free?

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

### Is QPrimeFMS free?

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

### Do Salt mCodeX or QPrimeFMS have ads?

Neither Salt mCodeX nor QPrimeFMS shows ads.

### Which is updated more often, Salt mCodeX or QPrimeFMS?

Salt mCodeX ships an update every 2 months, and QPrimeFMS every 2 weeks. Most recently, Salt mCodeX was updated on October 10, 2026 and QPrimeFMS on October 13, 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.*