PH Deck logoPH Deck

Fill arrow
US Salary After Tax API + Extension
Brown line arrowSee more Products
US Salary After Tax API + Extension
Instant US take-home pay calculator — API + Chrome extension
# Tax Assistant
Featured on : Nov 14. 2025
Featured on : Nov 14. 2025
What is US Salary After Tax API + Extension?
A fast and accurate way to calculate U.S. take-home pay. The Salary After Tax API computes net income for all 50 states with federal tax, state tax, FICA, deductions, dependents, benefits, and retirement contributions. Perfect for HR, payroll, and fintech apps. Includes a Chrome extension with a clean visual UI for instant paycheck simulations. Powered by a single, developer-friendly API with real-time tax logic.
Problem
Users previously had to manually calculate take-home pay or use limited tools that lacked real-time updates, comprehensive tax variables (federal, state, FICA), and support for deductions/dependents, leading to inaccuracies and inefficiencies in payroll or fintech applications.
Solution
A developer-friendly API + Chrome extension that allows users to calculate net income in real-time for all 50 U.S. states, including federal/state taxes, deductions, dependents, and retirement contributions. The Chrome extension offers a visual UI for instant simulations.
Customers
HR teams, payroll managers, fintech developers, and SaaS companies needing accurate take-home pay calculations integrated into their platforms.
Unique Features
Real-time tax logic covering all 50 states, Chrome extension with visual UI, support for multiple variables (benefits, dependents), and seamless API integration for developers.
User Comments
No user comments provided in the input.
Traction
Specific traction data (users, revenue) isn’t provided in the input. The product is listed on ProductHunt but lacks disclosed metrics.
Market Size
The global payroll and HR software market was valued at $40.3 billion in 2023 (Grand View Research), highlighting demand for tax calculation solutions.