One system for contractors, subs & customers

The operating system for your jobs

From the first estimate to the final invoice — AI estimating, real-time job costing, scheduling, and a free client portal, in one place.

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RUNS WITH  QuickBooks · Xero · Google Calendar · iCal

Good evening, Smith Co

Tuesday, June 16, 2026  ·  10 active projects  ·  6 items need attention
85°FPlano, TX
Business PulseFair
50BUSINESS PULSE
0 pts this week — 9 overdue projects and 4 overdue invoices
$0EARNED MTD
$20,005OUTSTANDING
Handle This
!

Kitchen Remodel – Smith is 185 days overdue

Project for John Smith was due Dec 14. Review timeline and update the client.

View ProjectLater
!

Kitchen Remodel – Smith is 170 days overdue

Project for John Smith was due Dec 29. Review timeline and update the client.

View ProjectLater
$

$10,825 invoice overdue from John Smith

INV-1016 was due 114 days ago. Consider sending a payment reminder.

Send ReminderLater
Active Projects
10
5 in progress
Revenue MTD
$0
this month
Outstanding
$20,005
4 overdue
/ Projects / Bathroom Addition – Davis

Bathroom Addition – Davis Construction IN PROGRESS

Add Phase Create Estimate
50%
STARTDec 18
DUEApr 14
PHASES4/8
OVERDUE63d
8Phases
9Tasks
3Team
$0Contract
$0Invoiced
0Documents

Project Phases

BoardList
Not Started3

Tile

Progress0%
Feb 13

Fixtures

Progress0%
Feb 23T

Final

Progress0%
Mar 04
In Progress1

Drywall

Progress50%
Feb 07
Completed4

Foundation

Progress100%
Dec 27F

Framing

Progress100%
Jan 02

Plumbing

Progress100%
Jan 08T
On Hold0
$
Revenue Received
$0
Invoiced: $0
Outstanding
$20,005
Overdue: $20,005
Estimate Conversion
0.0%
0/1 accepted
Expenses
$0
0 transactions
Project Overview
Active & completed projects
10ACTIVE
0COMPLETED
1STARTED
Contract Value: $0
Profit & Loss
Revenue minus expenses
$0REVENUE
$0EXPENSES
$0PROFIT
Profit Margin: 0.0%
Revenue vs Expenses
6-month trend
RevenueExpensesProfit
JanFebMarAprMayJun
BuilderBlock AI
BuilderBlock Assistant● online · knows your projects
Hi James — I can draft estimates, summarize a project, or tell you what needs attention today. What do you need?
Draft a kitchen-remodel estimate What needs attention today? Summarize Davis bathroom
Ask BuilderBlock AI…
// faithful interactive preview of the real app — click any sidebar tab, and try the AI Assistant
A complete system

Not a thin tool with add-ons

One platform built for the whole job — so you run leaner and keep more of every dollar.

Win the job

Estimate & close

AI estimating, auto-calculated quantities, branded proposals, e-signatures.

Run the job

Plan & build

Phases, Gantt, scheduling, daily logs, checklists, and your sub network.

Control the money

Cost & bill

Real-time job costing, budgets, change orders, invoicing, accounting sync.

01 — Control the money

See the margin before it slips

Committed-vs-actual cost updates the moment a PO, expense, or labor hour lands. The overrun shows up on screen — not in next month's books.

  • 4-column budget tracking, live
  • Per-cost-code committed vs. actual
  • Alerts the moment a code goes over
Maple St. Kitchen — Job costingupdated 2m ago
Budget
$142.0k
Committed
$128.4k
Actual
$96.2k
Variance
+$3.1k
Framing 8% over
DemoFramingPlumbElectrTileFinish
CommittedActualOver
02 — Run the job

Plan the whole job, then watch it move

Phases, tasks, and interactive Gantt timelines with typed dependencies — so a slip in one phase shows its cascade before it costs you.

  • Critical-path dependencies
  • Crew scheduling + calendar sync
  • Daily logs & checklists from the field
Maple St. Kitchen — Schedule8 phases
PhaseW1W2W3W4W5W6W7W8
Demo & disposal
Rough-in
Drywall
Tile & finishes
Walkthrough
03 — Delight the client

A free portal your clients actually use

Customers approve estimates, make selections, and follow progress — without a single phone call. Subcontractors join free too.

  • Progress, documents & messaging
  • Showroom selections & allowances
  • Over-budget picks → change orders
Maple St. KitchenOn track
Estimate approvede-signed · Mar 4
Rough-in completeinspection passed
Finishes & selections1 selection needs your pick
Final walkthrough
Floor tile — Travertine$3,900 · within allowanceApprove
And everything else

The rest of the toolkit

AI estimating AI

Priced, line-item estimates from a scope description.

Auto-calculated quantities

Reusable formulas fill quantities in for you.

Cost catalog & markup

Reusable assemblies, consistent margin per bid.

Estimate → invoice

Accepted estimate becomes an invoice — no double entry.

E-signatures

Legally-binding signatures, tracked in the vault.

Kanban board

Drag tasks across stages, per-project or all jobs.

Subcontractor network

Find verified subs, send work orders, compare bids.

QuickBooks & Xero

Two-way sync — no manual exports.

Lien waivers & retention

A parallel ledger that always balances.

WIP & cash-flow forecasting AI

Cost-to-cost WIP and AI cash-flow + profit-fade.

Public profile & leads

A findable profile that captures and scores leads.

iOS & Android app Mobile

Run the field from your phone.

Pricing

Simple pricing. No surprises.

Contractors choose a plan. Subcontractors and customers are always free.

Free
$0/mo

Get started with BuilderBlock at no cost

  • Projects, tasks & clients
  • Estimates & invoices
  • Free customer portal
Start free
Professional
$99/mo

For growing contractors who need more power

  • Everything in Free, plus
  • AI estimating & real-time job costing
  • Change orders & accounting sync
  • Team permissions & reports
Get started
Enterprise
$199/mo

For large contractors with complex needs

  • Everything in Pro, plus
  • AI cash-flow & profit-fade forecasting
  • Accounting webhooks & priority support
Get started

Monthly or annual billing · See the full plan comparison →

FAQ

Questions, answered

Yes. Contractors can start on a free plan with projects, estimates, invoices, and the customer portal. Subcontractors and customers are always free — there is no charge for them, ever.

Contractors choose a plan: Free, Professional, or Enterprise. Paid tiers unlock AI estimating, real-time job costing, change orders, accounting sync, and forecasting.

No. Subcontractors join free to get found, receive work, and track their jobs. Customers join free to watch progress, approve estimates, and message their contractor. Only contractors pay for the platform.

Yes — two-way sync of invoices, expenses, payments, and purchase orders with both QuickBooks Online and Xero, so your books stay current without manual exports.

Yes. The BuilderBlock app for iOS and Android lets you run the field — photos, daily logs, voice notes, time entry, and approvals — from your phone.

Absolutely. Most contractors switch from spreadsheets or a single-purpose tool. Set up your cost catalog and templates so your estimates come out consistent from day one.

Your data is encrypted and you control exactly what each client, subcontractor, and team member can see with granular permissions.

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Guides for running a sharper business

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Run your next job on BuilderBlock

Start free in minutes. Bring your whole crew — subs and clients join at no cost.

Start freeSee pricing