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📱 Mobile Application

SmartInvo: Easy Invoice Maker

Flutter-Based Android Invoice & Billing Application

 
CLIENT

Si Software LTD

DURATION

1-2 Month

YEAR

2024

PLATFORM

Android Application

Project Overview

SmartInvo: Easy Invoice Maker is a modern invoice and billing application developed using Flutter to help small business owners, freelancers, and entrepreneurs generate professional invoices directly from their mobile devices.

The app focuses on simplicity, speed, and usability while offering essential billing features such as invoice creation, customer management, PDF export, and sharing options.

Key Features

  • Professional Invoice Creation

  • Customer & Product Management

  • Estimates & Delivery Orders

  • Automatic Calculations (Tax & Total)

  • PDF Export & Sharing

  • Offline Usage Support

  • Clean & Intuitive UI

  • Fast Performance with Flutter

Challenge & Solution

TECHBIKIGIES USED

Flutter
Dart
Local database
PROJECT TYPE

Mobile App Development

INDUSTRY

Small Business & Billing Solutions

BUDGET RANGE

$400-$500

STATUS

✓ Live & Active

🎯 The Challenge

The main challenge of this project was to build a cross-platform–ready invoicing system that is fast, lightweight, and easy to use for non-technical users.

Key challenges included:

  • Designing a simple yet powerful invoice builder using Flutter

  • Managing local data storage for offline invoice creation

  • Generating professional PDF invoices with proper formatting

  • Handling dynamic calculations (subtotal, tax, totals) smoothly

  • Ensuring high performance UI on low-end devices

  • Creating a clean business-friendly design without complexity

The goal was to replace manual invoicing with a mobile-first solution that works reliably anytime, anywhere.

💡 Our Solution

To solve these challenges, I designed and developed a complete Flutter-based invoicing system with the following solutions:

  • Flutter UI framework for smooth and responsive cross-platform design

  • Invoice Builder Module with dynamic item and price handling

  • Customer & Product Management System

  • Offline-first architecture using local database storage

  • PDF generation and sharing system for professional documents

  • Search, edit, and reuse invoice records

  • Optimized performance for fast loading and smooth interactions

This system allows users to create, manage, and share invoices easily without any technical knowledge.

App Screenshots

Ready to Start Your Project?

Get a free consultation and detailed project quote. We’ll discuss your requirements and provide a customized solution that fits your budget.

 
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