UK law requires you to manage lone worker risk. It does not tell you which method to use. That choice is yours, and it should match the danger of the job. This guide walks the legal duty, the real options, and exactly where a WhatsApp check-in earns its place against a dedicated alarm system.
Guide · Health & Safety
Lone worker check-ins without the app.
UK law requires you to manage lone worker risk. This guide covers what the law actually requires, your options, and where WhatsApp check-in fits versus dedicated alarm systems.
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What the law says
Manage the risk, choose the method.
The Health and Safety at Work Act 1974 and the Management Regulations 1999 require a suitable risk assessment for lone workers, including how they raise the alarm. The law does not prescribe a specific check-in method. The mechanism is for the employer to determine based on the nature of the work.
Two different things
Check-in versus alarm system.
Active
Check-in system
The worker confirms safety at defined intervals. If no response arrives in the window, someone investigates. Suited to lower-risk field work.
PassiveAlarm system
Continuous monitoring with man-down alerts, panic buttons and GPS to a 24/7 centre. Suited to higher-risk lone working.
Your options
From phone call to dedicated app.
- 1
Phone call check-in
Simplest approach, but only as good as the call being answered and logged.
- 2
WhatsApp check-in
A scheduled message, a reply to confirm, non-response escalated. A verifiable record for lower-risk work.
- 3
Dedicated apps
StaySafe and Peoplesafe add 24/7 monitoring and emergency alerting for higher-risk environments.
Where Quickler fits
Scheduled WhatsApp check-in, non-response on the dashboard.
Quickler covers the check-in record layer for standard field work. It is not a monitored alarm system and should not replace one where the risk assessment needs emergency alerting.
The short version
- The Health and Safety at Work Act 1974 makes employers manage the risk to lone workers, but prescribes no specific check-in method.
- A check-in system and a lone worker alarm system are different tools. The right one depends on the risk level of the work.
- Choosing lone worker check in software uk firms can stand behind starts with a documented process and a defined non-response escalation.
- A lone worker whatsapp check in can satisfy the record requirement when the procedure is written down and someone acts on silence.
- Dedicated apps such as StaySafe and Peoplesafe add 24/7 monitoring, man-down alerting and panic buttons for higher-risk work.
- Good lone worker monitoring uk small firm teams can run is only as strong as the person watching for a missed reply.
What the law says
Manage the risk, choose the method.
The Health and Safety at Work Act 1974 places a duty on employers to ensure the health, safety and welfare of all employees so far as is reasonably practicable. That duty holds whether the employee sits in an office or works alone at a remote site.
The Management of Health and Safety at Work Regulations 1999 require a suitable and sufficient risk assessment. For lone workers it must weigh the specific hazards: the nature of the work, the environment, the chance something goes wrong, and how the worker raises the alarm if it does.
The HSE guidance on lone working, INDG73, tells employers to consider supervision, check-in procedures and emergency contacts. It mandates no specific technology. The obligation is to address the risk. The mechanism is for the employer to determine. That is the heart of any health safety lone worker decision.
Two different things
Check-in versus alarm system.
These are two different things, and the distinction matters.
A check-in system needs the worker to actively confirm safety at set intervals. They message, call, or answer a prompt. If no response lands inside the window, someone investigates. The system is active. It depends on the worker doing something.
A lone worker alarm system monitors continuously. A man-down alert fires if the worker stops moving for a defined period. A panic button sends an immediate alert to a monitoring centre. GPS shows their location. From the worker perspective it is passive: it watches without needing action.
For lower-risk field work, an HVAC engineer at a commercial property, a plumber on a domestic call-out, an inspector walking an industrial site, a check-in is usually enough. For higher-risk lone working, a utility worker in a confined space, a social worker at an unknown address, a lone security guard, a dedicated alarm fits better.
Your options
From phone call to dedicated app.
Phone call check-in. The simplest approach. The worker calls the office or an on-call number at set intervals. Low friction, no kit beyond a phone. The weakness is obvious: it relies on someone answering and logging the call. A missed call that goes unrecorded is not evidence of anything.
Dedicated lone worker apps. StaySafe and Peoplesafe provide scheduled prompts, GPS tracking, man-down alerting and a link to a 24/7 monitoring centre. They suit higher-risk work. They need the worker to install an app and the employer to pay a per-user subscription, typically 5 to 15 pounds per user per month. They are built for lone worker protection and carry that risk profile.
WhatsApp check-in. A manager sends a scheduled message at the start of the job: confirm you are on site safely. The engineer replies. Non-response is flagged and escalated per the documented procedure. The conversation history is the record. This works where the real concern is a verifiable check-in, not emergency alerting.
Where Quickler fits
Scheduled WhatsApp check-in, non-response on the dashboard.
Quickler runs a scheduled WhatsApp check-in workflow. The engineer gets a message at the start of their first job and at defined intervals. They reply to confirm they are safe and on site. Non-response surfaces on the dashboard so a manager can follow up. The check-in is timestamped and the record exports cleanly.
That covers the check-in record layer. It does not replace a dedicated lone worker alarm system for higher-risk work. Quickler gives no 24/7 monitoring, no GPS, no man-down alerting, no line to emergency services. For standard field work at commercial and domestic premises, the check-in record is what most risk assessments call for. For confined spaces, remote sites, or a real assault risk, a dedicated system is the right call.
Honest limitation: Quickler is a WhatsApp-based check-in record, not a monitored alarm system. Do not use it where the risk assessment needs emergency alerting.
Build the policy
What a check-in policy must contain.
Whatever the channel, a solid lone worker policy field team managers can defend must spell out: who the worker checks in with and by what method; the interval, whether start of job, hourly, or end of job; what counts as a non-response; the escalation steps when a check-in is missed; how the record is kept; and how the policy reaches workers and gets reviewed when risks change.
A policy that sits in a folder and never reaches the workers it covers offers no real protection. The check-in is only as effective as the person on the other end acting on a missed reply.
Questions, answered
What does UK law say about lone worker check-ins?
The Health and Safety at Work Act 1974 requires employers to ensure the health, safety and welfare of all employees, including those who work alone. The Management of Health and Safety at Work Regulations 1999 require a suitable and sufficient risk assessment. For lone workers it must consider how to raise the alarm and how to verify safety. The specific mechanism is not prescribed in law.
Does a WhatsApp check-in count as a lone worker system?
It can satisfy the check-in record requirement if the process is documented in a risk assessment, the interval is defined, and a non-response escalation procedure exists. WhatsApp gives no emergency alerting. It is a communication channel, not a monitored alarm system. For higher-risk work, a dedicated lone worker system with 24/7 monitoring is more appropriate.
What is the difference between a lone worker check-in and an alarm system?
A check-in needs the worker to actively confirm safety at set intervals. A lone worker alarm system monitors continuously and can raise an alert without action, via a man-down alarm or a panic button connected to a monitoring centre. The right choice depends on the risk level of the work.
How should a lone worker non-response be handled?
Define the procedure before the worker goes out alone. A typical escalation: attempt phone contact, attempt a secondary method, contact the site the worker was expected at, and escalate to emergency services if contact cannot be made within a set timeframe. Document it in the risk assessment and communicate it to workers.
Field compliance