Discover the different alert devices adapted to each environment of work. Mobile application, walkie-talkie, satellite: find the ideal solution to ensure the safety of your lone workers.


A lone worker device is a device or mobile application designed to enhance the security of lone workers by allowing them to send distress alerts in emergency situations. These alarms provide real-time location tracking, automatic fall detection, and two-way communication, ensuring rapid response and intervention when needed.
Assurer la protection du travailleur isolé profite à toute l'entreprise. Un salarié équipé d'un dispositif d'alerte se sent en sécurité et reste concentré sur sa mission. L'entreprise démontre qu'elle a mis en place les mesures nécessaires. Un atout de conformité juridique et d'image employeur. Enfin, un dispositif de protection du travailleur isolé permet d'intervenir plus vite en cas d'accident et d'en limiter les conséquences.








Le budget d'une solution PTI dépend de trois postes : l'abonnement logiciel, le matériel, et l'option télésurveillance 24/7.
A Neovigie expert answers your questions!
Lionel Lewin is president of Neovigie and an expert in protecting lone workers. A former lawyer, he combines legal expertise and technological innovation to support companies' compliance and strengthen their security. He played a key role in developing Neovigie's lone worker solutions, guaranteeing optimal worker protection.
His motto: “Combining technology and compliance for uncompromising safety.”

There are many lone worker devices on the market: radios, mobile apps, dedicated man-down devices, safety watches. To choose the right equipment, you naturally need to consider your lone workers' specific needs. Don't overlook the environment they work in either. Someone working in an explosive atmosphere will need intrinsically safe equipment. Someone working in the backcountry with no network will need a satellite connection…
Once you get into the technical details of the device, talk to manufacturers who specialize in occupational safety. They will be able to point you to the right lone worker solution.
| Device | Pros | Cons | Ideal for |
|---|---|---|---|
| Safety app | Affordable, easy to use, scalable | Depends on the phone's operating system, multi-purpose equipment | People with a company phone who travel to customer sites: sales reps, maintenance technicians… |
| Safety watch | Always on you - can't be forgotten, discreet in case of assault | Limited battery life, fewer features than the app | People with little direct physical risk but working outdoors with a risk of assault |
| Panic button | Reassuring, highly effective against assault, works with the mobile app | Depends on the smartphone | People exposed to a risk of assault |
| Satellite device | Works where there is no cellular network, reliable in extreme environments, can work with the mobile app | Higher cost, requires a clear view of the sky | Professionals working in mountains, forests, parks… |
| Standalone man-down device | Shock- and water-resistant, dedicated safety equipment, easy-to-reach SOS | Needs a 4G network, extra equipment to carry | Areas where smartphone use is restricted or prohibited |
| Radio-based device | Affordable, easy to use | Bulky, requires a license | Security officers |

One Lone Worker Device is a solution to protect an employee working alone, without the possibility of immediate assistance. It is an alert system capable of detecting risky situations (fall, immobility, loss of connection) and of quickly warning emergency services. There are various lone worker devices adapted to different missions.

Imagine being alone at the end of the day at your desk. You get up to get a piece of paper from the printer on the floor below and you fall down the stairs. You lose consciousness, no one will come to help you until the next morning. This dramatic situation happens every day, a device for an isolated worker makes it possible in such a situation to automatically contact the emergency services.

An alert solution for a lone worker is beneficial at all levels for a company:

Have you identified lone workers in your company? Do you want to equip them with an alert device? Yes, but how do you choose? Several criteria must be taken into account: