Popular APIs AI & Machine Learning Automotive & Vehicle Data Commerce & eCommerce Communication & Messaging Company Data Data & Analytics Entertainment & Media Finance & Payments Food & Nutrition Health & Fitness Legal & Compliance Location & Mapping Market Data & Trading Music & Audio Natural Language Processing (NLP) News & Events Real Estate & Housing Science & Education Search & Discovery Security & Cybersecurity Social Media & Networking Sports & Gaming Sustainability & Green Tech Tools & Utilities Travel & Transportation Visual Recognition & Imaging Voice & Speech Technology Weather & Environment

Human Resources Management Payroll Cost Estimation Net Salary Calculation Hiring Complexity Score State Tax Estimation 13th Month Pay Annual Tax Reporting Employer Reporting Portugal Payroll EU Directive Spain Payroll Latin America Payroll Cost Calculation Federal Taxes Federal Tax Refund International Labour Standards Global Employment Standards Government Data Tax Liability Analysis Business Tax

More Tags

Best payroll deductions APIs

Latin America Iberia Payroll API

Finance & Payments

Calculate net monthly salary and payroll deductions for 20 countries across Latin America, Spain and Portugal. Ideal for HR tech, fintech and remote-work platforms.

Free 7-Day Trial

100% uptime 339ms avg MCP ready

EU Pay Transparency API

Legal & Compliance

EU Pay Transparency Directive (2023/970) gender-pay-gap reporting deadlines by employer headcount band. Independent product — not affiliated with the European Commission.

Free 7-Day Trial

100% uptime MCP ready

Retrieve Income Tax Information API

Finance & Payments

Estimate annual taxes, providing a detailed breakdown of tax liabilities and an accurate calculation of after-tax income.

Free 7-Day Trial

100% uptime 1,253ms avg MCP ready

Income Tax Data Retrieval API

Finance & Payments

Calculates income taxes, federal and state tax refunds, and social security, along with net income and effective tax rate.

Free 7-Day Trial

100% uptime MCP ready

Income Tax Calculator API

Finance & Payments

Accurately calculates income taxes, including federal, state, and social security taxes, showing net income.

Free 7-Day Trial

100% uptime 782ms avg MCP ready

Tax Estimator API

Finance & Payments

Calculate income taxes, including social security contributions and state taxes, returning immediate and accurate results.

Free 7-Day Trial

100% uptime MCP ready

Income Tax Data API

Finance & Payments

Optimizes tax calculations, helping you understand your tax obligations and accurately visualize your net income.

Free 7-Day Trial

100% uptime MCP ready

Income Tax Estimator API

Finance & Payments

Income Tax Estimator API that provides fast, clear, and accurate tax calculations, optimizing personal and business financial planning.

Free 7-Day Trial

100% uptime 388ms avg MCP ready

HR Payroll Korea Public Holidays API

News & Events

Access vital public holiday data for payroll processing in Korea seamlessly.

Free 7-Day Trial

100% uptime 264ms avg MCP ready

Global Employment Standards API

Legal & Compliance

Structured employment standards data for 40 countries worldwide. Endpoints cover minimum wage (with regional breakdowns and 3-year history), leave, overtime, notice periods, probation, severance, 13th-month obligations, a payroll cost estimator, a deterministic hiring-complexity score, comparison, and a changelog. All data is curated from ILO and government labour ministry sources and updated annually. No database, no runtime scraping — fast and deterministic responses.

Free 7-Day Trial