Business ● Ready to Deploy

Invoicify Enterprise

Automated recurring billing, quote generator, online payments, and fiscal tax compliance platform.

49.00 €

/ One-time payment • Full Source Code & Lifetime License

Buy Now → Request Live Demo Ask a Question

Tech Stack: PHP CodeIgniter MySQL Stripe / Card API HTML5

✦ Overview & System Architecture

DS PROD CERTIFIED

✦ 1. Executive System Overview & Purpose

Invoicify Enterprise is a complete financial invoicing, recurring subscription billing, and quotation management software. Engineered for digital agencies, professional service firms, and B2B SaaS operators, it streamlines the quote-to-cash workflow by turning accepted estimates into automated invoices with instant online payment checkout.

With native support for multi-rate tax calculations, European VAT reverse charge compliance, customer credit notes, and automated overdue payment reminders, Invoicify Enterprise guarantees faster liquidity and minimizes manual accounting overhead.

⚡ Client Billing & Payment Portal Features

✅ Interactive Digital Invoices & Quotes

↳ Responsive Web View of Invoices with One-Click PDF Download

↳ Interactive Quote Approval with Legally Binding Digital E-Signature

↳ Itemized Line Items with Discounts, Taxes, and Custom Notes

✅ Flexible Online Payment Channels

↳ Instant Credit Card Checkout (EveryPay, Stripe, PayPal, Authorize.net)

↳ Direct SEPA / ACH Bank Transfer Instructions with Reference Matching

↳ Multi-Currency Support with Automatic Exchange Rate Presentation

✅ Recurring Subscriptions & Retainer Billing

↳ Automated Monthly, Quarterly, or Annual Invoice Generation

↳ Card-on-File Automated Charging with Failed Payment Retry (Dunning)

↳ Customer Subscription Self-Service (Upgrade, Downgrade, Cancel)

✅ Financial History & Statement Archive

↳ Complete Customer Ledger Statement (Paid, Pending, Overdue, Credit Balances)

↳ Credit Note Application to Outstanding Invoices

↳ Tax-Compliant Invoices Meeting Electronic Invoicing Mandates

⚡ Billing Operations & Super Admin Features

✅ Automated Dunning & Escalation Reminders

↳ Customizable Multi-Tier Reminder Schedules (3 Days Before, On Due Date, 7 Days Past Due)

↳ Personalized Dynamic Merge Tags (Client Name, Amount, Pay Link, Due Date)

↳ Automatic Late Payment Fee Application Percentage

✅ Fiscal Tax & Multi-Jurisdiction Engine

↳ EU VIES VAT Number Validation with Reverse Charge Exemption Handling

↳ Compound and Multiple Tax Rates (State Tax + Municipal Tax)

↳ Tax Summary Reports Ready for Accounting Reconciliation

✅ Accounting Software Data Synchronization

↳ One-Click CSV and XML Exports Compatible with Xero, QuickBooks, and Sage

↳ Chart of Accounts Ledger Code Mapping per Product/Service Category

↳ Revenue Recognition Schedules for Annual Contracts

✦ 2. Operational Workflows

⚡ Admin Workflow

▸ Define company legal details, tax identifiers, invoice prefix numbering, and branding

▸ Create quotation for new client with itemized service lines and payment schedule

▸ Send interactive proposal link to client via automated email

▸ System converts approved proposal into invoice upon client digital signature

▸ Receive real-time webhook notification upon successful card payment settlement

⚡ User Workflow

▸ Client receives email notification with secure link to interactive estimate

▸ Reviews terms and signs proposal using on-screen digital signature pad

▸ Transitions immediately to payment screen and enters credit card details

▸ Receives instant payment confirmation receipt and downloadable PDF invoice

▸ Accesses customer portal anytime to view ongoing subscriptions and billing history

✦ 3. Server Requirements & Technical Specifications:

Built with PHP 8.2+ & Laravel 11.x with Stripe/EveryPay SDK

✓ BCMath

✓ Ctype

✓ cURL

✓ DOM

✓ Fileinfo

✓ Filter

✓ Hash

✓ JSON

✓ Mbstring

✓ OpenSSL

✓ PCRE

✓ PDO

✓ PDO_MySQL

✓ Tokenizer

✓ XML

✓ Zip

✓ GD / Imagick

⚙️ Technical Architecture Blueprint & Microservice Flow

High-Resolution Blueprint

This blueprint illustrates the end-to-end request lifecycle: Cloudflare edge ingress, Nginx SSL termination, application MVC dispatch, asynchronous Redis queue workers, and encrypted relational persistence.