100+
Downloads
Content rating
Everyone
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About this app

Musterd is a dedicated Roll Call App.
It’s designed to help keep your Site and your People Safe in an Emergency.
It's perfect for big, complex Roll Calls and multi-site, multi-building locations.
Musterd Roll Call provides full Evacuation Management and Site Sweep capabilities.

If needed, Musterd can be integrated with your Access Control, HR or Visitor Management Systems, as well as other sources of Personnel Data.


Musterd Roll Call App Features:
Cloud-based, real-time data display on any modern smartphone.
Shows which PEOPLE are UNSAFE, along with their last known location.
Shows which AREAS are UNSAFE, on an interactive map.
Simple to use -- requires little or no training.
Scalable across complex, multi-building, multi-site enterprises.
Helps track the locations and the safety of your Fire Marshals.
Helps identify any disabled Personnel, so that they can receive extra attention during an Emergency.

Keeps your Incident Managers and Safety Directors informed about Roll Calls and Site Sweeps, no matter where they’re located.

Operates effectively in the dark or bad weather.

Helps Safety Managers report on the frequency and efficiency of your Fire Drills, and prove that your Roll Call process is safe and effective.
Updated on
20 Aug 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

What's new

New Features 🥳

• What3Words Integration •
Musterd now integrates with What3Words. Users of the “I’m Safe” feature can see and share their precise What3Words location, making it easier to communicate exact positions during an Evacuation.

• Sweep & Clear Enhancements •
When scanning a Zone from a different Site, that Site is now automatically added into the current evacuation, streamlining multi-site responses.

App support

Phone number
+441993878671
About the developer
RESTRANAUT LIMITED
support@rotaone.com
The Old Farm Asthall Leigh WITNEY OX29 9PX United Kingdom
+44 1993 878671