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The Heat Map Planner

Plan your whole screening
network on one map

This is the tool most services come to us for. Add a site, switch one off, move a van, and watch the catchments, costs and coverage redraw straight away. Here it is running on real London data.

What it does

Try a change, see the cost, keep or undo it

  • Postcode districts recolour the instant you add, remove or switch off a site
  • Populations move to the nearest remaining site on their own
  • A running-cost model per site, down to the cost per woman screened
  • Set a budget and get ranked options for how to hit it
  • Multi-year journeys for mobile vans, planned against when women are actually due
  • Save two plans and compare them side by side before taking one to the board
Ask for a live demo
Heat Map Planner, catchments redistributing as a site is removed

The rest of the toolkit

Everything from postcode
to appointment

Planning the network

01

Where the sites should be

Model the best mix of permanent sites and mobile vans, and compare whole scenarios before you change anything on the ground.

02

Real travel times, at scale

Actual public-transport journeys between tens of thousands of postcodes and every candidate site, Google routing, plus our own clustering so a city-sized search finishes in reasonable time.

03

Staff and capacity

Fold in rotas, staff numbers and changing rents, so a plan that looks affordable also tells you how many mammographers it actually needs.

04

Where demand is heading

Estimate where screening demand will grow next, from local population change and the ages already on your list.

05

Day-to-day scheduling

Tools for the office to plan appointments across current and possible sites, with the capacity maths built in.

06

Dashboards & costing

Coverage maps, live views of bookings and DNAs, and costed comparisons, from moving one van to redrawing the whole site mix.

Getting more people to turn up

07

Handling routine queries

Take the weight off the call centre by answering the common questions and sorting the routine requests automatically.

08

Easier booking

Online booking and appointment management where it fits, simpler for the patient, lighter for staff.

09

Catching no-shows early

Spot who's likely to miss an appointment and nudge them in time, or fill the slot before it goes to waste.

+10–18%

more people attending, in earlier work, by watching short-term DNA trends on a live dashboard and acting on them through the call centre before slots went unused.

From a London screening catchment we planned in 2024

35,831postcodes checked against real public-transport journeys
662travel-time clusters, accurate to about two minutes
81%of postcodes within 45 minutes of the site we recommended
99.9%reachable within 90 minutes, measured, not assumed

The analysis behind it

What picking the right
site actually takes

To recommend a location we model real public-transport journeys from tens of thousands of postcodes to every candidate site, cluster them so a city-scale search stays tractable, and compare who each option actually reaches. Here is some of that work for two east-London candidates, Stratford and Manor Park.

Cumulative coverage curve: Stratford reaches more of the population sooner than Manor Park
Coverage curve. Stratford (blue) reaches more of the population in less time than Manor Park (red), the gap that made it the better site.
Stratford 70% of postcodes reached within the inner zone 65% reached within the wider outer zone
The Stratford catchment, drawn from the same travel-time model, two reach zones around the site.
Difference in travel time between weekday and weekend to Stratford, by origin postcode
Weekday versus weekend travel time to Stratford, postcode by postcode, so a recommendation holds up across the whole week and not just one snapshot.

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Twenty minutes is usually enough to work out whether we can help. Tell us about your service.