VAT Calculator
Calculate VAT included or excluded amounts.
Loading tool...
Split VAT-inclusive totals or add VAT to net prices
VAT Calculator helps separate net amount and tax from a VAT-inclusive total, or add VAT to a net price before quoting, invoicing, or checking receipts. It is useful for quick estimates when reviewing Korean invoices, ecommerce prices, or business expenses.
Useful For
- Extract net amount and VAT from a total
- Add VAT before writing a quote or invoice
- Double-check receipt and tax invoice amounts
Good To Know
The default follows a common 10% Korean VAT scenario. Exempt, zero-rated, simplified taxpayer, or industry-specific cases require official tax guidance.
Before You Rely On It
Tax rates, fees, exchange rates, and insurance rules can change by date and provider. Treat results as planning estimates and verify official sources before filing, signing, or paying.
Review Date And Limits
Rates and policies can change, so results are estimates for planning. Check official sources before filing, signing, or paying. Reviewed on Jun 30, 2026.
VAT checks before using the result
Tax basis
- Choose whether the entered amount includes VAT
- Exclude exempt, zero-rated, or non-taxable items when needed
- Confirm whether the quote is based on net supply amount or consumer payment amount
Review
- Compare net amount, VAT, and gross total together
- Match rounding rules with invoices or counterparties
- For multiple line items, item-level rounding can differ from one total-level calculation
Records
- Compare against tax invoices, card sales, and cash receipt records
- Small business, exempt business, or overseas transactions may not follow a simple 10% assumption
- Refunds, partial cancellations, and coupons should be checked against settlement data
Before filing
- Verify official filing data and tax rules before submission
- For recurring transactions, compare a few samples with your accounting sheet or software
- Use professional advice for high-value or contract-based transactions
Yes. You can split a VAT-included total into net amount and tax, or add VAT to a net amount.
Yes. The VAT rate is editable, so it can be used for quotes, non-10% cases, and quick tax-rate checks.
Rounding, taxable status, exemptions, and official invoice systems may differ, so verify final invoice amounts before issuing.