Apr 21, 2026 · 4 min read
From Estimate to Invoice in One Tap: A Contractor's Mobile Workflow
Most contractors lose hours re-keying accepted estimates into invoice software. Here's a simpler mobile workflow that turns an accepted e...
Read articleConstruction Estimating Software
Stop losing jobs to slow estimates.
Build professional estimates in minutes, convert them to invoices in one click, and manage change orders without the paperwork. Built for contractors who'd rather be on the job site than behind a desk.
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30-day free trial
Cancel anytime
Get started for free
Full access for 30 days. Then $75/mo.
5-Star Rated
Trusted by Contractors Nationwide
Works on Any Device
How It Works
Three steps from estimate to getting paid.
1
Add Line Items
Choose from 6 charge types — square feet, cubic feet, quantity, flat rate, per foot, or per hour — and build your estimate fast.
2
Send the Estimate
Generate a professional PDF and share it with your client. Track status as accepted, held, or completed.
3
Convert to Invoice
One click turns an accepted estimate into an invoice. All line items carry over — no re-typing required.
Estimates That Win The Job
Send polished PDF estimates your customers actually want to sign.
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Branded with your company Your name, logo, and contact info on every page.
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Itemized pricing that builds trust Line-by-line transparency — no surprises for the customer.
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Accept online in one click No printing, no faxing, no back-and-forth.
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Quote right from the job site Mobile-first — build and send estimates from your phone.
Download a real sample PDF
Estimate
Acme Construction Co.
No.
0142
Bathroom Remodel · Johnson Residence
- Demolition & haul-away
- Drywall, tile, and paint
- Vanity, faucet, and fixtures
- Skilled labor — 32 hours
Total
$5,700
Everything You Need to Bid, Bill, and Get Paid
Purpose-built tools for contractors.
6 Charge Types
Price work by square feet, cubic feet, quantity, flat rate, per foot, or per hour. Cover every trade from concrete to framing to electrical.
PDF Estimates
Generate clean, professional PDF documents for every estimate. Include your company info, signature, and detailed line items.
One-Click Invoicing
Convert any accepted estimate into an invoice instantly. All line items, quantities, and pricing carry over — no double entry.
Change Order Management
Handle scope changes cleanly. Add, remove, or modify line items after acceptance with tracked change orders that convert to invoices.
Reusable Item Catalog
Save your most-used materials and services. Pull them into any estimate with one click instead of typing descriptions and prices every time.
Mobile-Friendly
Create and send estimates from your phone or tablet. Fully responsive so you can work from the job site, the truck, or the office.
QuickBooks Export
Email a month of customers, items, invoices, and estimates to your inbox as QuickBooks Online CSV files or QuickBooks Desktop IIF files. Ready to import — no double entry, no copy-paste.
Built for the Job Site
Quote it on your phone. Before you leave the driveway.
You shouldn't have to go back to the office to write an estimate. Estimation Builder works on the phone in your pocket — tap in line items, set a charge type, send a PDF. Done before the homeowner's coffee goes cold.
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Phone-first, not phone-friendly Designed to be used with one thumb from the truck — not a desktop tool shrunk down.
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Fast enough to bid on the spot Reusable item catalog means you're not re-typing prices. Most estimates go out in under 5 minutes.
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Works for every trade Landscapers, concrete crews, remodelers, general contractors — six charge types cover every way you bill.
New Estimate
Draft
Customer
Johnson Residence
Job
Concrete Driveway
Tear-out (800 sq ft)
$1,200
Concrete pour
$4,800
Finishing & sealing
$700
Total
$6,700
Built in under 5 minutes, from the job site.
What Contractors Are Saying
“Estimation Builder has completely streamlined how we handle our bids. What used to take hours now takes minutes, freeing us up to focus on the quality of our concrete work instead of chasing paperwork.”
T
TRH Concrete Services
“The ability to promptly deliver professional estimates to potential clients has given me a competitive edge, helping me secure more bids. It's more than just a tool, it's a game-changer for my business.”
T
Triple T Construction
Simple, Transparent Pricing
One plan. Every feature. No surprises.
Estimation Builder
Everything you need to run your estimates
$75
/month
- Unlimited estimates
- Unlimited invoices
- Unlimited customers
- Change order management
- PDF generation
- Reusable item catalog
- QuickBooks Online & Desktop export
- Company branding & signature
- Mobile-friendly access
- 30-day free trial
No credit card required
Frequently Asked Questions
Estimation Builder supports six charge types: square feet, cubic feet, by quantity, flat rate, per foot, and per hour. This lets you price any type of construction work accurately — from flooring and concrete to framing and electrical.
Add your customer, create a new estimate, and add line items with descriptions, quantities, and your preferred charge type. Estimation Builder calculates totals automatically. Generate a professional PDF and share it with your client.
Yes. Once your customer accepts an estimate, you can convert it to an invoice with one click. All line items, quantities, and pricing carry over automatically — no re-typing.
Change orders let you add, remove, or modify line items after an estimate has been accepted. Each change order is tracked separately and can be converted to its own invoice, keeping your billing clean and transparent.
Yes. You get full access to every feature for 30 days with no credit card required. After your trial, the service is $75 per month. You can cancel anytime.
Yes. Estimation Builder is fully responsive and works on phones, tablets, and desktops. Create and send estimates right from the job site — no app download needed.
Yes. You can draw or upload your signature in your company settings. Your signature will appear on all estimates and invoices automatically, giving your documents a professional touch.
The item catalog lets you save materials and services you use frequently. When building an estimate, pull in catalog items instead of typing descriptions and prices each time — saving you time on every bid.
Yes. Estimation Builder includes a built-in QuickBooks export that emails you a month of your business data ready to import into either QuickBooks Online or QuickBooks Desktop. For QuickBooks Online, we generate CSV files for customers, items, and invoices. For QuickBooks Desktop, we generate a single IIF file covering customers, items, invoices, invoice payments, estimates, and change orders. Just pick the format and month, and we'll email the files to you — no double entry, no copy-paste, no accounting headaches.
From the Estimation Builder Blog
Practical guides, templates, and pricing examples for contractors.
Apr 18, 2026 · 4 min read
5 Signs Your Estimating Process Is Costing You Jobs
If your bids take days to go out, your totals don't match what you promised, or you're re-typing line items every job — you're not losing...
Read articleApr 15, 2026 · 4 min read
How to Write a Construction Estimate on Your Phone in 10 Minutes
A step-by-step mobile estimating workflow contractors can run from the driveway — faster bids, fewer lost jobs, zero back-office trips.
Read articleReady to Win More Bids?
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