Site coordination app: what foremen actually need

The foreman problem

Most construction software is designed by people who work in offices. The result is software that works beautifully on a desktop in a warm room and fails completely on a dusty phone screen in the rain with one hand occupied and a crane operator asking a question.

The people who need construction coordination software most are foremen and site managers — the people physically on site, managing trades, dealing with the pump operator who arrived 20 minutes late, and trying to find out whether the precast crew confirmed for tomorrow.

Their requirements are completely different from a project manager's.

What a foreman's morning actually looks like

06:45. On site. Walking the job. Who is here, who is not.

07:00. Tower crane operator has arrived. Is the precast crew ready?

07:15. Loading bay has a delivery that was not on the plan. Needs resolving.

07:30. Call from a subbie asking to push their slot back an hour. Can the crane accommodate it?

08:00. Site manager calls to ask if the concrete pump confirmed for tomorrow.

Every one of these requires information. The foreman does not need a project management platform. They need a live board showing the day — right now, on their phone, in under 10 seconds.

The phone test

Can a foreman answer "is the crane confirmed for 9am?" in under 10 seconds, from their phone, wearing work gloves?

Most platforms fail this test. They require logging in, navigating to the booking, scrolling through details. By the time the answer is found, the question has already been answered by a phone call.

A real site coordination app needs today's bookings visible at a glance with confirmation status, clash warnings without clicking through menus, one tap to see who is on site right now, and arrival and departure that takes under 5 seconds.

The WhatsApp-native principle

The highest-adoption coordination tools use WhatsApp for anything requiring a response from a subbie or operator. Every operator, driver, and subbie already has it. They check it constantly. They respond to it. A WhatsApp link saying "tap here to confirm your 07:00 crane booking" takes 2 seconds. Adoption is near-universal. The confirmation is timestamped.

The first-to-confirm-wins mechanic

When you need a trade urgently and have three subbies who could do it, the old approach is to call each one in turn until you get a yes. The live approach: post an open offer. All three are notified simultaneously. The first to tap Accept locks the job. The others see "this has been filled." Same outcome, no phone calls, full audit trail.

What a good site coordination app does on mobile

Opens to today's live board in under 2 seconds. Shows pending confirmations at a glance. Allows booking creation by voice — speak the job, the AI fills the form. GPS check-in in one tap. Works offline for basic viewing when signal drops.

SiteLive is a site coordination app for foremen and site managers. Subbies confirm via WhatsApp, no app required. Voice booking, GPS check-ins, live clash detection. 7-day free trial.