AI-native · built for reactive subbies

The AI that ends wasted admin time.

Paste any work order, email or tenant call — Subinx AI triages it, drafts the tenant reply, books the engineer and writes Friday's invoice. You just approve.

7-day trial

No card required

Cancel anytime

No lock-in

UK-hosted

GDPR compliant

Jobs

DR

Needs action

12

Leak · 42 Elm St

Mears · J-2384

No heating · 8 Oak

Axis · J-2385

Roof leak · Halstead

Wates · J-2386

Booked in

18

Window survey · Regent

Equans · J-2381

Boiler service · 12 Vine

Mears · J-2380

Damp report · 3 Kent

Kier · J-2378

Completed

8

Cavity clean · 44 Ash

Morgan S. · J-2375

PAT test · 9 Yew

Axis · J-2374

Glazing · 12 Beech

Mears · J-2373

Live AI demo · no signup

Paste any messy job. Watch it triage.

This is the same AI that runs inside your portal — priority, address, engineer brief, tenant reply, SOR code. In under three seconds.

194/4000

Your triage will appear here.

This is a public demo — inside the portal, the same AI files the job, books the engineer, updates the client, and drafts Friday's invoice automatically.

Trusted by subcontractors working with

Mears
Axis
Equans
Wates
Morgan Sindall
Kier
CBRE

Product

One system. Van and office, always in sync.

Engineers run the day from their phone. The office runs the business from a laptop. Every photo, signature and SOR line lands in the same place — the second it happens.

Van + office

On the tools, on the same page.

Your engineer taps Complete on the doorstep. Before they're back in the van, the office already has the photos, the signature and the priced SOR lines ready to invoice. No end-of-day paperwork. No chasing.

  • Offline-first mobile app that just works on site
  • Live desktop dashboard the office actually trusts
  • One source of truth — zero double-entry
www.subinx.co.uk

Jobs

38 open · 12 need action

DR

Needs action

12

Leak · 42 Elm

Mears · J-2384

No heat · 8 Oak

Axis · J-2385

Roof leak

Wates · J-2386

Booked in

18

Window survey

Equans · J-2381

Boiler service

Mears · J-2380

Damp report

Kier · J-2378

Completed

8

PAT test

Axis · J-2375

Glazing

Mears · J-2374

Lock change

Wates · J-2373

9:41Job J-2384

Current job

Leak in bathroom

42 Elm Street, SW9

SOR: PL-01 · Isolation valve
SOR: PL-14 · Flex hose
SOR: PL-22 · Test & make good
Live sync · van ↔ office

Dispatch

Every job on one board.

Drag a job from Needs Action to Booked. The whole office knows what changed the second it changes. No spreadsheets, no crossed wires.

  • Kanban buckets by workflow stage
  • Auto-optimised routes per day
  • Tenant SMS confirmations
Jobs board · Tuesday
Needs action12

Job · #2384

Mears

Job · #2385

Axis

Job · #2386

Equans

Booked in18

Job · #2394

Axis

Job · #2395

Equans

Job · #2396

Wates

Completed8

Job · #2404

Equans

Job · #2405

Wates

Job · #2406

Mears

Invoicing

Friday invoicing that actually happens on Friday.

Every completed job auto-populates an invoice line with SOR pricing, photos and time on site. Send a stack in one click.

  • SOR pricing library
  • Client-ready evidence packs
  • Chase reminders on autopilot

Invoice

INV-2026-0428 · CBRE

READY TO SEND

Leak · 42 Elm St

J-2384

£184.00

Boiler service · 8 Oak

J-2383

£120.00

Window survey · Regent

J-2382

£95.00

Roof inspect · Halstead

J-2381

£240.00
Total (ex. VAT)£639.00
Simple, honest pricing · unlimited admins on every plan

Priced per company. Scales with jobs, not seats.

Every admin, every engineer, every client — always included. You pay for the jobs you actually complete. No seat games, no surprise invoices.

Starter

Solo operators & small crews finding their feet

£55/mo

£79/mo billed monthly · save 30%

50 completed jobs included · then £1.50 per extra job

  • Up to 50 completed jobs / month
  • Unlimited admins & engineers
  • Kanban board + planner
  • Quotes & basic invoicing
  • Photo evidence packs
  • Email support
Most popular

Growth

Where most reactive subbies land

£139/mo

£199/mo billed monthly · save 30%

250 completed jobs included · then £1.00 per extra job

  • Up to 250 completed jobs / month
  • Everything in Starter
  • Smart route planning
  • Contractor portal imports (Mears, Axis, Equans…)
  • Client & SOR library
  • Friday auto-invoicing (runs every Friday)
  • Tenant SMS confirmations
  • Priority chat support

Scale

Established firms running full ops

£349/mo

£499/mo billed monthly · save 30%

1,000 completed jobs included · then £0.75 per extra job

  • Up to 1,000 completed jobs / month
  • Everything in Growth
  • Full invoicing suite + auto-chase reminders
  • Reports & analytics
  • Team roles & permissions
  • API access
  • Dedicated onboarding

Enterprise

Multi-region groups & principal contractors

Custom

Volume pricing · talk to us

  • Unlimited jobs
  • White-label portal & custom domain
  • SSO / SAML + audit log
  • SLA-backed support
  • Onboarding done-for-you
  • Direct line to the founders
Talk to sales →

Live cost calculator

Set your job volume. See the price live.

Slide to your typical month. Admins and engineers are always unlimited — you never pay per seat.

Plan

Completed jobs / month

180 jobs

101,500

You're inside the 250-job allowance. Extras only if you exceed it.

Unlimited admins · unlimited engineers · always.

We don't care how big your team is — we care how much work you close.

Your Growth plan · billed yearly

£139/month

£1,668 per yearsave £720

Growth base (250 jobs incl.)£139
Extra jobs£0
Admins & engineers (unlimited)£0
Start free · lock this price

7-day free trial · no card required · cancel anytime

Unlimited admins & engineers on every plan Pay for jobs completed, not seats filled Cancel anytime

Every trade

One platform. Every reactive trade.

Plumbers, sparks, gas engineers, HVAC, drainage, decorators, builders and full multi-trade teams — all running the same operational spine.

01

Plumbing

Leaks, repairs, installs & maintenance

Live in-app
02

Electrical

Faults, testing, rewires & certification

Live in-app
03

Gas & Heating

Boilers, breakdowns & gas safety

Live in-app
04

HVAC

Air con, ventilation & climate control

Live in-app
05

Drainage

Blockages, surveys & flood recovery

Live in-app
06

Decorating

Voids, touch-ups & full refurbs

Live in-app
07

Building

Repairs, alterations & fabric works

Live in-app
08

Property Maintenance

Multi-trade reactive response

Live in-app

Platform

Everything a reactive team needs — in one place.

Six modules, one workflow. Purpose-built for the messiness of reactive maintenance.

Smart job intake

Import work orders from any portal — Mears, Axis, Equans, Wates. Parsed, deduped, priority-ranked in seconds.

Route optimisation

Turn tomorrow's list into an ordered day per engineer. Cuts drive-time by 22% on average.

Evidence packs

Photos, signatures, SOR lines and time-stamped notes bundled into a client-ready PDF automatically.

Friday invoicing

Every completed job feeds straight into an invoice. Chase-ready summaries, ready to send in a click.

Call-sheet dispatch

One-tap call sheets for the office. Tenant confirmations, no-access flags, ETA windows — done.

Compliance built-in

RAMS, PAT, gas and electrical certs live on the job. Nothing leaves site without evidence.

Founding cohort · now open

A new kind of tool for reactive subbies.

Subinx is brand new. That means no fake testimonials and no inflated numbers — just the software, a 7-day free trial and a direct line to the team building it.

Built by a subbie, for subbies

Not another generic FSM tool retrofitted for maintenance. Every screen is designed for the reactive workflow — portal imports, no-access loops, SOR pricing, evidence packs, same-day invoicing.

Your data, your workflow

UK-hosted, GDPR-first. Multi-tenant with strict row-level security so your jobs never bleed into another company. Export anything, anytime.

Founding cohort pricing

Join early and lock in launch pricing for the life of your subscription. Direct line to the team building it. Your feature requests shape the roadmap.

Ready to try it?

See it work with your own jobs.

Sign up, paste in a recent client email or portal export, and watch every job land in your board — priced, deduped, ready to plan.

Start 7-day free trial

Run your reactive business like a system.

Import, plan, dispatch and invoice from one place. Set up in an afternoon — 7-day free trial, no card required.

Made in the UK