# FRS MRS vs 2N® Mobile Key

The clearest difference is rating: 2N® Mobile Key at 3.8 against FRS MRS's 2.0. 2N® Mobile Key also leads on review sentiment (38% vs 8%). On price, ratings volume, update cadence and ads there is nothing between them.

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

2N® Mobile Key holds the better App Store score, 3.8 against 2.0. Both are backed by a comparable volume of ratings — 70 and 37 respectively. Written reviews point the same way: 8% of FRS MRS's written reviews are positive against 38% of 2N® Mobile Key's.

FRS MRS ships an update every 2 months, 2N® Mobile Key every 3 months. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | FRS MRS | 2N® Mobile Key |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (70 ratings)](https://appshunter.io/ios/app/frs-mrs/id793360885/reviews) | **[3.8 (37 ratings)](https://appshunter.io/ios/app/2n-mobile-key/id1121287110/reviews)** |
| Number of ratings | **70** | 37 |
| Positive reviews | 8.1% of reviews | **37.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 64 MB | 19 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fire Rescue Systems](https://appshunter.io/developer/445445434) | [2N TELEKOMUNIKACE a.s.](https://appshunter.io/developer/656246734) |

## What reviewers say

### FRS MRS

[App page](https://appshunter.io/ios/app/frs-mrs/id793360885)

This utility app synchronizes with Fire Rescue Systems Software to manage and access critical information. It facilitates seamless data flow for emergency response professionals.

**Highlights:** Fire Rescue Systems integration, Data synchronization, Information management, Emergency response support

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

**In-app purchases:** none


### 2N® Mobile Key

[App page](https://appshunter.io/ios/app/2n-mobile-key/id1121287110)

Transform your mobile phone into a secure digital key for your doors. This app utilizes advanced WaveKey technology for instant, reliable, and secure access. Choose from multiple convenient operation modes for seamless entry.

**Highlights:** Mobile phone as access credential, Patented WaveKey technology, AES encryption, NFC door unlocking, Multiple operation modes (Touch, Tap, Card, Motion), Unlimited free credentials, Time-limited access

**In-app purchases:** none


## Frequently asked questions

### Is FRS MRS free?

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

### Is 2N® Mobile Key free?

2N® Mobile Key is free to download, with no in-app purchases.

### Which has better reviews, FRS MRS or 2N® Mobile Key?

2N® Mobile Key is rated higher. FRS MRS averages 2.0 out of 5 from 70 ratings, while 2N® Mobile Key averages 3.8 from 37 ratings.

### Do FRS MRS or 2N® Mobile Key have ads?

Neither FRS MRS nor 2N® Mobile Key shows ads.

### Which is updated more often, FRS MRS or 2N® Mobile Key?

FRS MRS ships an update every 2 months, and 2N® Mobile Key every 3 months. Most recently, FRS MRS was updated on September 20, 2026 and 2N® Mobile Key on September 22, 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.*