# BilluApp > Free invoice generator for freelancers, small businesses, and gig workers. Create professional invoices with automatic tax calculations in 30 seconds. ## What is BilluApp? BilluApp is a web-based invoice generator that helps freelancers, small business owners, and gig workers create professional, tax-compliant invoices instantly. It supports automatic GST (India), Sales Tax (USA), and VAT (EU/UK) calculations across 15 currencies. ## Key Features - Free Invoice Generation: Create and download PDF invoices without signup - AI-Powered Invoice Creation: Describe your invoice in natural language or use voice input, and BilluApp generates it automatically using AI - Automatic Tax Calculations: Built-in support for GST (India), Sales Tax (USA), VAT (EU/UK), and more - 15 Currency Support: USD, EUR, GBP, INR, AUD, CAD, JPY, CNY, CHF, SEK, NOK, DKK, NZD, SGD, HKD - Professional Templates: 11 professionally designed invoice templates - Logo Upload: Add your business logo to invoices - Instant PDF Download: Download invoices as PDF immediately - No Signup Required: Start creating invoices without registration ## Pricing - Free Plan: 2 invoices per day, 1 template, basic features - Starter Plan: $4.99/month or Rs.99/month (India) - Unlimited invoices, all templates, AI invoice generator, no watermark - Growth Plan: $9.99/month or Rs.199/month (India) - Everything in Starter plus multi-currency, signature upload, notes field, priority support ## Who Is BilluApp For? - Freelancers: Designers, developers, writers, consultants - Small Business Owners: Shops, agencies, service providers - Gig Workers: Delivery drivers, rideshare drivers, platform workers - Independent Contractors: Consultants, trainers, specialists ## Tax Support - India: GST (CGST + SGST or IGST), with GSTIN validation - USA: State-level Sales Tax with automatic rate calculation - EU/UK: VAT with proper formatting and reverse charge support - Other Countries: Customizable tax rates ## Technical Details - Web Application: Works in any modern browser, no installation needed - Built with: React, TypeScript, Express.js, PostgreSQL - AI Engine: Groq LLM for intelligent invoice parsing - Voice Input: Web Speech API for hands-free invoice creation - Self-Hostable: Can be deployed on your own server ## Links - Website: https://billuapp.com - Create Invoice: https://billuapp.com/invoice - Pricing: https://billuapp.com/pricing - Templates: https://billuapp.com/templates - FAQ: https://billuapp.com/faq - For Freelancers: https://billuapp.com/for-freelancers - For Small Business: https://billuapp.com/for-small-business - For Gig Workers: https://billuapp.com/for-gig-workers - Contact: support@billuapp.com