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ORCA

Guide · 5 min read · Updated 6 October 2026

Geofenced time and attendance: how it works and what to look for

How geofenced clock-in works on a worker’s phone, how it compares with paper and hardware, and what a good system should do.

Key points

  • A geofence is a virtual boundary around a site. A check-in only counts when the phone is inside it.
  • Done well, it replaces paper sign-in sheets and clocking hardware with the phone workers already carry.
  • The value comes from what happens next: attendance should become the timesheet, without re-keying.

What a geofence is

A geofence is a virtual boundary drawn around a location, usually as a radius from a point on a map. When a worker checks in using an app, the phone’s location is compared with the boundary. Inside, the check-in counts; outside, it does not.

Compared with paper and hardware

Each approach has trade-offs:

  • Paper sign-in sheets are cheap but easy to fill in for someone else, hard to read and slow to process.
  • Clocking hardware is reliable at one entrance but costly to install and move between sites.
  • Phone-based geofencing works on any site from day one, with no hardware, and records where and when each check-in happened.

What makes a good system

Look for a system that handles the edge cases, not just the happy path:

  • A geofence radius you can set per site.
  • Site hours, so forgotten check-outs are closed automatically.
  • Break and lunch rules, paid or unpaid, by company or site.
  • Offline check-in that syncs when signal returns.
  • Corrections by a supervisor, with the original and the change both recorded.
  • A clear privacy position: location used at check-in and check-out, not tracked all day.

From attendance to pay

Attendance on its own is a report. Its value comes when it becomes the timesheet, is approved by the client, and drives both payroll and invoicing with the same hours. Every manual step between them is a place where hours can be lost or added.

Introducing it to a workforce

Explain why it is being introduced, what location data is collected and when, and how it protects workers too: accurate records mean accurate pay. Keep the app simple, and make sure there is a fallback for anyone without a smartphone.

Questions

Does geofencing track workers all day?

It does not have to. A well-designed system checks location at check-in and check-out to confirm the worker is on site.

What if there is no signal on site?

A good app stores the check-in on the phone and sends it when the signal returns.

Official sources

This guide is general information, not legal or tax advice. Rules change: check the official sources and take advice on your own situation.

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