Comparison

Composer Express vs 2N® Mobile Key

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Composer Express

This configuration tool streamlines system setup for authorized partners, simplifying installation and increasing productivity. It allows for account management, device connection, and system updates, both locally and remotely.

Highlights
  • Manage customer accounts and register controllers
  • Service and update customer systems remotely
  • Add and identify new controllers
  • Search and add device drivers
  • Configure project properties and network settings
  • Manage Zigbee and Z-Wave devices
  • Backup and load customer projects
Read full description

Composer Express is a configuration tool exclusively for authorized Control4 partners that dramatically simplifies the install process, allowing partners to minimize their time at job sites and increase their productivity during system setup. For smaller projects, use Composer Express standalone to create accounts, define a system, and connect devices. For more advanced projects, use it as a companion to the full Composer Pro programming experience. Key Features: • Search for, view, and add new customer accounts under your dealership • Register a controller to a customer account • Service and update a customer system locally or remotely • Add and identify a new controller into the project • Search and add device drivers from an online database or personal cloud storage • Set all project properties (date, time, timezone, location, locale & language, etc.) • Discover and add SDDP and IP devices on a local network • Setup and manage Zigbee networks and discover Zigbee devices • Add and manage supported Z-Wave devices • Update drivers on customer systems • Create connections between devices (AV Inputs, AV Outputs, Control, and Room) • Configure and set properties on device drivers • Manage room settings for device visibility, display order, or hide the room entirely • View Network status of all ZigBee (signal, battery, associated mesh controller) • Backup customer projects • Load customer projects (or project templates) from an online backup, USB drive, or Dropbox • Refresh Navigators • Assign a 4Sight license to a customer account • Reports controller serial number to support OvrC integration PLEASE NOTE: 1) Composer Express is available exclusively to authorized Control4 partners. 2) Partners can only access customers associated with their dealership. 3) Local and Remote Access to controllers requires Control4 OS version 2.7.0 and greater.

About

2N® Mobile Key

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
Read full description

Mobile Key 3 from 2N empowers you with the ability use your mobile phone as your access credential and the key to your doors. Our latest version introduces patented WaveKey technology to bring you unprecedented reliability, opening speed and solution security. WaveKey technology allows door opening to feel instant upon reader touch. Furthermore, it prevents unwanted door opening by static phones and attempts to ensure phones moving away from the reader won’t authenticate. Bluetooth credential security is guaranteed by government grade AES encryption over our proprietary channel. Benefit from the option of NFC door unlocking too, if your phone and 2N reader supports it. Used in combination with an appropriate 2N® IP Intercoms or Access Units, Mobile Key offers a convenient, secure and reliable keyless access solution. Operation modes include: ‘Touch mode’, which lets you open the door without removing your phone from your pocket or bag, simply by touching the reader. Enjoy a seamless and convenient access experience even if your hands are full. ‘Tap mode’, which allows you to trigger door opening form a greater distance by tapping the button in the app. Perfect for car park or garage access. ‘Card mode’, allowing you to authenticate by presenting your phone against the reader without need to unlock the screen Disabled by default. Requires ‘Tap mode’ enabling by reader admin and enabling in app. ‘Motion mode’, allowing authentication to be triggered via motion detected in the intercom’s camera. Requires configuration by reader admin and enhanced video license in reader. Other features include: Other features include: • Unlimited free credentials • Dynamic performance training • Door sensitivity settings • Vibration feedback • Time limited access • Simultaneously supported authentication modes • Manual sensitivity override per device Setup Instructions: • Download and install the app • Choose the authentication mode (‘Tap-in-app’ or ‘Touch’) in your Bluetooth enabled 2N® IP Intercom or Access Unit. • Add a new user to its directory and generate a pairing PIN code • Start pairing mode in the app and select the device you wish to pair (you must be within range of the device. For ‘Touch’ mode you may need to touch the device for it to become visible in the app) • Enter the pairing PIN code when prompted • After successful pairing, you may now enter the door with the app

Screenshots

Composer Express4 screens
2N® Mobile Key4 screens

Verdict

The call

The clearest difference is rating: Composer Express at 4.7 against 2N® Mobile Key's 3.8. Composer Express also leads on review sentiment (54% vs 38%) and iOS requirement (12.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

Composer Express holds the better App Store score, 4.7 against 3.8. Both are backed by a comparable volume of ratings — 31 and 37 respectively. Written reviews point the same way: 54% of Composer Express's written reviews are positive against 38% of 2N® Mobile Key's.

UpkeepUpdate frequency

Composer Express ships an update every 4 months, 2N® Mobile Key every 3 months. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 7 level
Composer Express versus 2N® Mobile Key: the parameters behind the verdict, then further details
ParameterComposer Express2N® Mobile Key
PriceFreeFree
Rating4.7 (31 ratings) — better3.8 (37 ratings)
Positive reviews53.8% of reviews — better37.5% of reviews
Number of ratings3137 — better
Update frequencyEvery 4 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.0
Further details — not scored
Size23 MB19 MB
Age rating4+4+
DeveloperSnap One, LLC2N TELEKOMUNIKACE a.s.

Customer experience

Composer Express

All ratings31 ratings
Positive93.5%
Neutral3.2%
Negative3.2%
Written reviews13 reviews
Positive53.8%
Neutral15.4%
Negative30.8%

2N® Mobile Key

All ratings37 ratings
Positive64.9%
Neutral13.5%
Negative21.6%
Written reviews32 reviews
Positive37.5%
Neutral21.9%
Negative40.6%

In-app purchases

None

Composer Express

No in-app purchases

None

2N® Mobile Key

No in-app purchases

Questions

Is Composer Express free?
Composer Express 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, Composer Express or 2N® Mobile Key?
Composer Express is rated higher. Composer Express averages 4.7 out of 5 from 31 ratings, while 2N® Mobile Key averages 3.8 from 37 ratings.
Do Composer Express or 2N® Mobile Key have ads?
Neither Composer Express nor 2N® Mobile Key shows ads.
Which is updated more often, Composer Express or 2N® Mobile Key?
Composer Express ships an update every 4 months, and 2N® Mobile Key every 3 months. Most recently, Composer Express was updated on October 1, 2026 and 2N® Mobile Key on October 2, 2026.

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