Tutorial Open App →
Free Estimate Generator

Estimate Generator

AI Invoice Maker is a free estimate maker and business estimate generator in your browser. Prepare estimate PDFs with proposed services and pricing using the Create Invoice workflow — pick an estimate template, share by email, and keep documents in History. No account required.

Create an Estimate →

Why use AI Invoice Maker for estimates

There is no separate estimate module — you prepare an estimate-style document through Create Invoice with client details, line items, and a footer note, then export or email a professional PDF.

✨AI Invoice Assistant

Describe proposed work and pricing in chat and get a draft to refine.

📄PDF documents

Generate PDFs on your device with live preview before export.

✉️Email sharing

Send Invoice from Create Invoice, preview, or History.

🗂History

Search and filter saved documents; download or email again from History.

🎨15 templates

Pick an estimate template with live preview before export.

☁️Google Drive backup

Optional backup of company data and PDFs to your own Drive.

🔒Local-first privacy

Document data stays on your device unless you back up.

🆓No account required

Start free — no subscription and no sign-up.

Note: Estimates are prepared as PDF documents through the invoice workflow. AI Invoice Maker does not include dedicated estimate tracking, approval workflows, or estimate-to-invoice conversion.
Create Invoice line items and footer note for preparing a business estimate PDF
Create Invoice — add proposed services, totals, and a footer note for estimate terms before PDF export.

Businesses that use estimates

Examples of businesses that prepare estimate PDFs with AI Invoice Maker.

Contractors
Freelancers
Agencies
Consultants
IT companies
Designers
Repair services
Small businesses

Typical estimate workflow

How businesses prepare an estimate PDF in AI Invoice Maker.

Step 1

Set up company

Add company name, logo, bank account, and default template in Settings.

Step 2

Create document

Open Create Invoice, choose My Company → Client, and pick a PDF template.

Step 3

Add estimate details

Enter client under Bill To, add proposed services as line items, and write estimate terms in the footer.

Step 4

Share PDF

Check Live Preview, then Download PDF or Send Invoice by email.

  1. Add a footer note on Create Invoice for validity dates or scope notes.
  2. Optionally set a custom invoice prefix in Settings (for example, EST-).
  3. Use AI Invoice Assistant to draft proposed line items, then adjust before export.
  4. Find sent estimate PDFs in History — search by client, amount, or document number.

Example estimate services

Common line items businesses add to estimate PDFs. Enter these manually, use Smart Auto-Fill, or describe them to the AI Invoice Assistant.

Website Development Estimate Repair Estimate Renovation Estimate Consulting Estimate Software Development Estimate Maintenance Estimate Installation Estimate Design Estimate

FAQ

Questions about the estimate generator in AI Invoice Maker.

Is the estimate generator free?

Yes — free with no subscription to create, preview, download, and email PDF documents.

Do I need an account?

No. Documents, clients, and banks stay on your device unless you back up.

Is there a separate estimate module?

No — you prepare estimate PDFs using Create Invoice with line items and a footer note.

Can I email an estimate?

Yes — Send Invoice from Create Invoice, preview, or History emails the PDF.

Are there estimate templates?

Fifteen PDF templates with live preview, including Clean Minimal, Letterhead, and Creative.

Can I use the AI assistant?

Yes — describe proposed work in chat, review the draft, then export or email.

Is my data private?

Data stays on your device by default. Google Drive backup is optional.