Build Just Invoice bills from any page and sync data
Use PixieBrix to customize and automate any tool you already use, right in your browser.
3000+ Integrations
AI Automation
SOC 2 & GDPR compliant
Free for individuals. No CC required.
Free for individuals. No CC required.
Try a Popular Automation:
Trusted by Individuals and Enterprises

"PixieBrix has solved one of our hardest operational problems - streamlining communication & product updates across support teams. Tracking and keeping everyone in the loop has yielded better agent performance, customer satisfaction & taken a huge burden off management."

Thatcher Foster

VP, Client Solutions

Top reasons to automate Just Invoice in the browser
Pre-fill Just Invoice forms from CRM or project management data in one click
Trigger invoice creation directly from job completion pages without switching tools
Push invoicing data to accounting software or spreadsheets without copy-pasting
Build automated billing workflows that generate and send invoices based on project milestones
AI Copilot can draft invoice line items and payment terms from job or project context
Unlike Zapier, PixieBrix acts in real time inside the browser where billing work happens
Integrate Just Invoice with 3000+ apps
Just Invoice frustrations that cost your team hours every week
  • Manually copying client and project data from CRMs or project tools into Just Invoice
  • Context switching between Just Invoice and accounting or project management tools
  • Repetitive data entry when generating invoices from timesheet or job management data
  • No quick way to pre-fill invoice fields from existing client records without leaving the browser
  • Lack of automation to send invoices or trigger payment reminders based on job completion

Chat with AI to create your first custom workflow

Extract the project details and billable hours from this page and generate a Just Invoice invoice
Pull the client contact and billing details from our CRM and pre-fill the invoice form
Draft a polite payment reminder email for this overdue invoice based on the details shown
Extract this invoice's line items and totals and prepare them for import into QuickBooks
Compile all invoices on this page into a monthly billing summary for the client
Based on this project agreement, suggest the line items and frequency for a recurring invoice

Watch PixieBrix in action

Frequently Asked Questions

PixieBrix is designed for teams that want to move faster without heavy engineering effort. It is commonly used by support teams, operations teams, product teams, and technical teams who need to connect tools, reduce manual work, and ensure the right information reaches the right people at the right time.

PixieBrix is a browser-based automation platform that lets you customize how the tools you already use work together. It allows teams to add context, automate workflows, and create guided experiences across apps like support tools, internal dashboards, and SaaS products without building or maintaining custom integrations.

PixieBrix works by layering automation directly into the browser. It can read data from the page you are viewing, connect to APIs, and trigger actions like sending messages, filling forms, or enriching data in real time. This lets teams automate workflows exactly where work is already happening.

2026 PixieBrix, Inc.