QR Menu Builder is a modern Android app for restaurants, cafes, bars, bistros, food trucks and other food businesses that want to create a fast, clean and professional digital menu experience without building a website from scratch.

The app allows restaurant owners to build categories and menu items directly inside the mobile application, manage prices and availability in real time, generate a branded QR code, create print-ready table cards in PDF format, and offer customers a smooth mobile menu browsing experience. It is designed for speed, simplicity, and practical day-to-day restaurant use.

Main Purpose

This product is built for businesses that need a simple but premium-looking QR menu solution with live menu management, multi-language support, printable table cards, and an admin-style restaurant dashboard. It is suitable for single restaurants, cafes, snack bars, takeaway spots, hotel dining services, beach bars, and similar hospitality projects.

Core Features

Category and item builder with add, edit and delete actions
Inline menu price editing with instant Firebase Realtime Database sync
Item availability management for quick menu updates
Item tags support such as spicy, vegan and popular
Multi-language menu system with 9 supported languages
Branded QR code generation with restaurant name
Customer-facing mobile menu view with category tabs and item search
Print-ready A4 PDF table cards with multiple print modes
Restaurant settings for business information, currency, WiFi and branding
Analytics dashboard with category, pricing and availability insights
Modern Jetpack Compose UI with clean card-based layout
Realtime data updates powered by Firebase Realtime Database

What the App Includes

Dashboard Home Screen with quick access to Build Menu, My QR Code, Print Cards, Customer View, Analytics and Share Menu
Menu Builder where the owner can create menu categories, add items, set prices, apply tags, and toggle item availability
QR Code Screen with a branded QR design and direct menu link for customer access
Print Cards Module for generating business-card-sized table cards on an A4 PDF sheet
Customer Menu View optimized for phone browsing with search and category navigation
Restaurant Settings for restaurant name, address, phone, Instagram handle, currency, WiFi password, supported languages and brand color
Analytics Screen to view total categories, total items, available vs unavailable items, average price, highest price, lowest price, tags overview and category breakdown

Multi-Language Support

The application supports 9 languages out of the box: English, Spanish, French, Arabic, Indonesian, Swahili, Portuguese, Russian and Chinese. This makes the app suitable for tourist areas, international restaurants and multilingual hospitality businesses.

Print and QR Funnel Advantage

This app is not just a menu editor. It creates a full customer access funnel for restaurants:

Build the menu inside the app
Generate a branded QR code
Print table cards for every table
Let customers scan and instantly view the menu on mobile
Update prices or availability in real time without reprinting the full menu

This workflow helps reduce printing costs, speeds up menu updates, improves presentation, and gives restaurant owners a more modern digital ordering presence.

Technical Stack

Kotlin
Jetpack Compose
Material Design 3
Single-Activity MVVM architecture
StateFlow
Navigation Compose
Firebase Realtime Database
ZXing for QR code generation
Android PdfDocument API for PDF export

Android Compatibility

Minimum SDK: 26
Target SDK: 34
Built with Kotlin 1.9, Gradle 8.1.2 and Android Gradle Plugin 8.1.2

Why Buyers Will Like This Product

Clean and commercially attractive UI
Useful real-world restaurant workflow
Fast setup with Firebase backend
Strong value for restaurant and cafe niche projects
Easy to customize branding, colors and restaurant info
Ready-made base for SaaS, client work, white-label apps or internal restaurant systems

Recent Improvements and Stability Updates

Improved selected language persistence during live Firebase updates
Fixed color rendering issues on QR and print screens
Moved QR and PDF generation work off the main thread to improve responsiveness
Fixed new item language saving so items are stored under the correct active language key
Improved analytics to respect the active selected language
Added safer item deletion flow with confirmation dialog
Enabled release minification and resource shrinking for a smaller production build
Removed unused dependencies to reduce build size and improve maintainability

Use Cases

Restaurant digital menu app
Cafe QR menu solution
Bar and lounge menu viewer
Hotel restaurant menu app
Food truck QR menu system
White-label restaurant app starter
Hospitality admin dashboard project
Restaurant SaaS MVP foundation

Included Features Summary

Menu categories and items management
Availability switching
Price editing
Item tags
QR code creation
PDF print card export
Analytics overview
Restaurant settings panel
Brand color presets
Searchable customer menu
9 language support
Firebase live sync

Important Notes

This is an Android native project.
Firebase Realtime Database setup is required for live data sync.
The current project structure is ideal for customization, extension and client deployment.

QR Menu Builder is a practical and visually polished Android solution for anyone who wants to launch a digital restaurant menu product quickly. It combines admin control, customer-friendly menu browsing, print-ready QR workflow and a modern mobile UI in one complete package.

QR Menu Builder for Android