Calculate your take-home pay after the South Korean 3.3% withholding tax. For Korean freelancers and independent contractors only.
๐ฐ๐ท This calculator is specifically for the South Korean 3.3% withholding tax system. It does NOT apply to US, EU, or other countries โ freelancers in those jurisdictions use different tax frameworks (US Self-Employment Tax 15.3%, etc.).
Include 4 Major Insurance Premiums
Regional subscriber estimate โ for reference only
์ด ๋๊ตฌ๋ฅผ ์น๊ตฌ์๊ฒ ๊ณต์ ํ๊ธฐ
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What is the Freelancer 3.3% Withholding Tax Calculator?
In South Korea, freelancers and independent contractors are subject to a 3.3% withholding tax on their income, consisting of 3.0% business income tax and 0.3% local income tax. This calculator helps you instantly determine how much will be deducted from your contract payment and what your actual take-home amount will be. Additionally, it offers an option to include regional health insurance and national pension estimates (approximately 9.4% total) for freelancers registered as regional subscribers. Whether you're a designer, developer, writer, consultant, or any other independent professional, this tool is essential for contract negotiations, monthly income planning, and preparing for annual comprehensive income tax filing. By understanding your net income upfront, you can make informed decisions about pricing your services and budgeting your finances.
Common Use Cases
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Contract Negotiation
Calculate your after-tax income before signing contracts to ensure you're charging rates that meet your financial needs.
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Monthly Income Tracking
Sum up multiple project incomes and predict your total monthly take-home pay after taxes and insurance deductions.
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Tax Filing Preparation
Estimate annual withholding tax amounts to prepare for comprehensive income tax filing in May and anticipate refunds or additional payments.
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Insurance Cost Planning
Include regional subscriber insurance premiums to realistically plan your living expenses as a full-time freelancer.
How to Use
1
Enter Gross Contract Amount
Input the total pre-tax amount you've agreed to receive from your client. Use preset buttons (100k~1000k KRW) for quick input.
2
Toggle Insurance Option
Enable the insurance toggle if you want to include estimated regional health insurance and pension contributions (simplified rates).
3
View Real-time Results
As you type, the breakdown showing withholding tax (3.3%), insurance (if enabled), and final net pay appears instantly.
4
Copy and Save Results
Click "Copy Result" to save the breakdown to your clipboard, then paste it into a spreadsheet or note app for record-keeping.