Canadian Invoicing Requirements and Customizations

Adds GST and HST tax to line items. Could be adopted to modify different types of taxes.

PayPal Payments with Express Checkout

Accept Paypal Express payments for your invoices. Including invoice deposits.

Advanced Form Integrations: Ninja Forms, Gravity Forms, Formidable, & WP Forms

Use your premium plugin based form to accept estimate requests that integrate with Sprout Invoices.

Caldera Forms

Caldera Forms integration is the most advanced form integration available. All for free.