Smart Invoice PDF & Mail Bill automates billing by creating professional PDF invoices with customizable templates and sending them automatically via email. The app is fully multilingual and supports custom languages for invoices, packing slips, return forms, and refund documents. Merchants can configure flexible document settings, automate email workflows, manage refunds, and create package slips. Archive invoices securely on an SFTP. Save time and deliver professional communication to customer.

• Automated PDF invoices – generate invoices with custom templates, mailing, SFTP
• Custom invoices, refund & drafts – fully tailored and multi-language documents
• Bulk export & analytics – download invoices in PDF/CSV and see order insights
• Advanced invoice management – custom numbers, VAT/payment info, export, QR-Codes
• Email PDF attachments & Shopify notifications with custom button & mail template