One-time payment · No subscription, ever

Invoice smarter with InvoiceKit Pro

Generate professional PDF invoices and contracts directly in your browser. No accounts, no dashboards — just open the extension and send.

Available onChrome Web Store See how it works
★★★★★ 4.9 average · 2,400+ freelancers License key sent instantly
invoice.pdfExported · 84 KB
Maya Studio
● PAID
Invoice
#INV-0042Apr 28, 2026
Billed to
Northwind Co.accounts@northwind.io
Brand identity & design$2,800.00
Landing page build$1,400.00
Total due $4,200.00
Generated with InvoiceKit Pro
Sent to client2 seconds ago
How it works

From browser tab to billed in under a minute

No onboarding, no setup wizard. Install once and the whole flow lives in your toolbar.

Install

Add InvoiceKit Pro to Chrome in one click. Pin it to your toolbar and you're ready.

Generate

Pick a template, fill in your line items, and watch a polished PDF render instantly.

Send

Download, email, or export a ZIP. Every invoice is saved to your local history.

Features

Everything you need to get paid

Built for freelancers, consultants and solo founders who'd rather be working than wrangling invoice software.

Unlimited PDFs

Generate as many invoices and contracts as you want. No caps, no metering, ever.

Contract templates

Ready-to-use service agreements and SOWs. Edit the terms, drop in your name, sign.

Invoice history

Every document is saved locally and searchable. Re-send or duplicate in two clicks.

ZIP export

Batch-export a quarter of invoices into a single ZIP — accountant-ready in seconds.

White-label branding

Add your logo, colors and footer. Clients see your brand — never ours.

Priority support

Real humans, fast replies. Lifetime license includes priority email support.

Pricing

Pay once. Use it forever.

No seats, no renewals, no surprise charges. One license, every feature, all future updates.

LIFETIME LICENSE SAVE $30
$49 $79 one-time

Everything in InvoiceKit Pro, forever — including all future updates.

  • Unlimited invoices & contracts
  • White-label branding & ZIP export
  • Priority support, lifetime updates
Secure payment via Paddle · License key sent instantly
FAQ

Questions, answered

It's a Chrome browser extension — not a web app or subscription service. Once installed, you generate professional PDF invoices and contracts straight from your toolbar. There's no dashboard to log into and nothing runs on our servers.
After checkout you'll receive a license key by email instantly. Open the extension, paste the key once, and every feature unlocks. The key works across all your devices signed into the same browser profile.
Yes. Pay $49 once and the license is yours for life, including all future updates. No subscriptions, no renewals, no per-invoice fees — ever.
InvoiceKit Pro runs on any Chromium-based browser — Chrome, Edge, Brave, and Arc. A Firefox build is on the roadmap and will be a free update for license holders.
If InvoiceKit Pro isn't for you, email us within 7 days for a full, no-questions-asked refund. Payments and refunds are handled securely by Paddle.

Stop wrestling with invoice software

Join 2,400+ freelancers billing faster, right from their browser.

Get InvoiceKit Pro — $49 →