Integrations

Customize your account and preferences

Configure how invoices reach your customers.

WhatsApp — Two Ways:

    1. Quick Send (recommended, no setup):

  • Click the WhatsApp button on any invoice
  • Your WhatsApp opens with the customer, message, and verification link pre-filled
  • You hit Send. Customer receives it from your number.
  • Works on every plan, every device. No Meta account needed.

    2. Cloud API (advanced, optional):

  • For fully automated sending without opening WhatsApp
  • Useful for self-billing portals or high-volume sellers
  • Requires:
  • - Meta Developer account
  • - WhatsApp Cloud API access
  • - System User Access Token
  • Configuration:
  • - Phone Number ID: From Meta Business Manager
  • - Permanent Access Token: System User token with whatsapp_business_messaging permission
  • - Business Account ID: Optional, for multi-account setups

Email Integration (SMTP):

  1. Supported Providers:
  1. Configuration:

Pro Tips

  • Quick Send is the fastest path — no setup, no fees, works on every plan
  • Use Cloud API only if you need automated sending or high volume
  • Use App Passwords for Gmail if 2FA is enabled
  • Test integrations after configuration to ensure they work