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VAT, Income Tax & Insurance
Free · Designed for iPad. Not verified for macOS.
A tax calculator designed for self-employed individuals and sole proprietors in Korea.
Calculate VAT, comprehensive income tax, and national insurance contributions — all in one app.
Key Features
[VAT Calculation]
- General taxpayer: Revenue × 10% automatic calculation
- Simplified taxpayer: Industry-specific value-added rates (15–40%) applied automatically
- Easy comparison with a toggle between general and simplified taxpayer
[Income Tax Calculation]
- Reference estimate using the 2025 attributable-year expense rates
- Verified codes only: 552101 Korean general restaurants and 525101 e-commerce retail
- Unverified grouped industries return no calculation
- Not a confirmed 2026 table; eligibility, extra deductions, credits and prepaid tax excluded
- Displays income tax + local income tax (10%) combined
[National Insurance Calculation]
- Calculates National Pension, Health Insurance, and Long-term Care Insurance for regional subscribers
- View monthly payment and annual total at a glance
- Pension rate 9.5% (2026); monthly income ceiling 6.59M/floor 410K KRW (July 2026-June 2027)
- Monthly pension income rounded down to KRW 1,000
- Health 7.19%; long-term care = health premium × 0.9448/7.19
- Property, minimum/maximum health premiums, reductions, exemptions, eligibility and employment/industrial insurance excluded
- Annual amount is the current monthly estimate × 12
[User-Friendly UX]
- Automatic comma formatting as you type amounts
- Expandable/collapsible calculation breakdown
Reference estimates, not actual tax bills. VAT excludes purchase deductions, credits, exemptions and eligibility restrictions.
Sources: NTS, NPS and NHIS; checked 2026-10-09.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Corrected restaurant VAT, pension income truncation and long-term care estimates. Added source periods and limitations; unverified industries return no calculation. Removed ads and tracking authorization requests.
The developer, HeungYeol Kim, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- HeungYeol Kim
- Size
- 29.9 MB
- Category
- Finance
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 ddojai