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Easy and Convenient VAT Calculator: Bulk Calculation of Supply Value and Reverse Calculation of Total Amount Have you found it complicated to calculate the supply value and 10% VAT when running a business, preparing quotations, or settling receipts? The VAT calculator provides accurate results in just 1 second, ranging from bulk calculations of multiple items based on pre-tax supply values ​​to reverse calculations based on the final payment total amount (after tax). How to Use 1. Bulk Supply Value Calculation Mode: Enter the supply value and quantity for each product/item and freely add items to check the total supply value, total VAT amount, and total amount in bulk. 2. Reverse Calculation of Total Amount Mode: Simply enter the final total amount (payment amount) including VAT, and the pre-tax supply value and 10% VAT will be calculated and separated immediately. Key Features - Automatic application of South Korea's statutory VAT rate of 10%: Precise automatic calculation of 10% VAT and supply price without separate formula input - Support for batch calculation of multiple items: Provides a function to view aggregated amounts and total VAT by registering the supply price and quantity of multiple transaction items at once - 10% reverse calculation function on final payment amount: Accurately extracts the net supply price and VAT from the total amount including VAT when issuing tax invoices or receipts - Real-time automatic formatting of thousands separators: A readability-focused screen layout that makes it easy to distinguish amounts even when numbers are large - Fast and simple touch UI: Check calculation results within 1 second of launching the app without complex settings Recommended for: - Self-employed individuals, sole proprietors, and corporate accounting staff who frequently issue tax invoices and transaction statements - Sales/revenue managers who need to calculate amounts including VAT and separate amounts when creating product quotations - All users who want to check the pre-tax product price and VAT from the payment amount on a receipt Install the VAT calculator right now and calculate without complex formulas Check the exact VAT and supply amount in just 1 second.