• Getting started
• Settings
• Clients
• Invoices
• Price groups
• Pro license
• Email delivery
• FAQ

HandShake Invoicing is a WordPress plugin that automates monthly invoicing for freelancers and small businesses. Add your clients, configure a send day, and branded PDF invoices are emailed automatically every month — no manual work required.

Requirements

• WordPress 6.0 or later
• PHP 8.0 or later
• MySQL 5.7+ or MariaDB 10.3+

No Composer, no external PDF service, no API keys. Everything runs on your server.