GST Mate-Global GST Calculator

Global GST Calculator

• Built for Business. Trusted by Travelers. GST Mate is your powerful, easy-to-use global 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.