One API to look up U.S. federal GSA per-diem (travel lodging + M&IE) and HUD Fair Market Rent / Small Area FMR (rent by bedroom, with voucher payment-standard bands) for any ZIP code — joined in a single call. FY2026, public-domain data, clean JSON. Built for travel-nurse stipend, relocation/HR, and real-estate/Section-8 tools. Unofficial; not affiliated with GSA or HUD.

Navigate the financial landscape with the United States Cost of Living API. Explore the pulse of cities across the USA, unraveling the prices of essentials – housing, groceries, transportation, and entertainment. Gain insights into average salaries and purchasing power, empowering informed decisions in the dynamic realm of American living.

A globally usable mortgage and loan calculator supporting multiple currencies. Covers monthly repayments, full amortisation schedules, affordability reverse-calculation, early repayment savings, side-by-side comparison, total cost of ownership, APR, debt-to-income ratio, stamp duty estimates, refinance break-even, balloon payments, interest-only periods, loan consolidation, and biweekly payment options. Pure maths — no external data sources. Pass any currency code (USD, GBP, EUR, ZAR, AUD, etc.) for localised display.

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

Job Market Data API allows developers to access a variety of salary sources, such as job posting websites and other public sources

Check income tax brackets and rates in the US, organized by tax year and taxpayer status.

Gain valuable insights into real estate markets by ZIP code, enhancing your strategy and investment potential.

Current US minimum wage rate by state (or the federal floor), with effective date and next scheduled change. Independent product — not affiliated with the US Department of Labor.

Provides comprehensive data on the U.S. real estate market by zip code, including home values, rents, property taxes, and statistics on housing units.

This API allows users to access and analyze high-paying job data across U.S. states. It provides endpoints to retrieve job titles, salaries with flexible filtering options.

Get real-time cost estimates for plumbers, electricians, cleaners, landscapers and 50+ home services by ZIP code. Returns min, average, median, and max pricing data.

This API provides access to structured and filterable data on average income statistics by U.S. state, enabling users to retrieve state-level financial indicators such as average hourly income and average annual income.

Simplify your tax process with our US Income Tax API, offering reliable estimates and valuable insights.

Retrieve up-to-date real estate market trends and statistics by ZIP code for informed decision-making.

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

Retrieve essential US tax filing information quickly and securely with our API, ensuring your tax returns are accurate and timely.

Calculate your US income tax seamlessly with our intuitive API, ensuring you're always informed of your obligations.

Access comprehensive US tax income data effortlessly with our API, designed for swift retrieval and accuracy.

Estimate your US income tax with precision using our US Income Tax Estimator, designed for financial clarity and effective planning.

Navigate the financial landscape with the USA Cost of Living API. Explore the pulse of cities across the USA, unraveling the prices of essentials – housing, groceries, transportation, and entertainment. Gain insights into average salaries and purchasing power, empowering informed decisions in the dynamic realm of American living.

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

Extract valuable data on senior living costs in the US for better budgeting and resource allocation.

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

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

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