GST Mate

- Built for Business. Trusted by Travelers. GST Mate is your powerful, easy-to-use calculator for GST/VAT-inclusive and exclusive pricing—whether you're a business managing invoices, a freelancer quoting clients, or a traveler claiming back tax at airports across the globe. - Who Is GST Mate For? Small Business Owners & Freelancers Easily calculate taxes on services, invoices, and quotes. Save time, reduce errors, and stay tax-ready with one tap. - International Travelers Instantly calculate how much VAT/GST is included in your purchases when shopping overseas—perfect for duty-free refunds in Europe, Australia, New Zealand, Japan, and beyond. - Top Features Real-Time GST/VAT Calculation Type a value in any field—Excluding Tax, Tax Amount, or Including Tax—and GST Mate instantly calculates the other two. Designed to be fast and intuitive. - Global Rates Built-In Use preset tax rates from over 10 countries: - Australia (10%) - New Zealand (15%) - UK (20%) - Germany (19%) - France (20%) - Italy (22%) - China (13%) - Canada (5%) - Japan (10%) Or enter your own rate. - Bi-Directional Input Calculate from any angle—whether you know the net price, gross price, or just the tax component. - Smart Expression Support Add or subtract multiple items directly in any input field. Example: 150 + 200 - 50 → Automatically calculated before applying tax. - Perfect for Quotes & Invoices Accurately determine tax for services, products, and digital goods. Ideal for freelancers, consultants, and small business owners. - Great for Claiming VAT Refunds Traveling in Europe, Japan, or Australia? Know exactly how much tax is refundable before you fill out forms or use refund kiosks. - Multilingual & Multi-Currency Support Choose your preferred language and currency symbol. Supports: - English - Arabic - Hindi - French - Spanish - German - Simplified Chinese ...more coming soon! - Rounding Modes for Precision Standard: 2 decimal places for real-world use High Precision: 6+ decimals for accurate reverse calculations - Copy & Share Values Easily Tap to copy any value. Paste it into invoices, apps, or chat—no retyping needed. - Privacy First. Always. No sign-ups. No ads. No internet required. Your data never leaves your device. - Example Use Cases You’re a freelancer quoting a client: Add your service total → GST Mate tells you the full price with tax. You’re traveling in France: Enter your purchase total → Know how much VAT you can refund before you leave. You’re running a solo business: Issue invoices with full tax clarity—and ensure every cent is accurate. - Example Calculations Enter $100 (Excl. GST @15%) → GST: $15, Total: $115 Enter €120 (Incl. VAT @20%) → VAT: €20, Net: €100 - Download GST Mate Today Whether you're managing a business or refunding travel tax, GST Mate gives you full control, clarity, and confidence in your tax calculations—worldwide.