Is the Free Salary vs Freelance / Contractor Tax Calculator API free to use in production apps?

Yes! All FinCalculator REST APIs are completely free, zero-auth, open-CORS, and edge-cached for high performance across global web and mobile applications.

What is the rate limit for /api/v1/salary-vs-freelance-tax?

Endpoints are cached at the edge for 24 hours. There are no restrictive rate limits for standard web traffic and mobile applications.

Taxation & Salary APIWeb Calculator UI

Free Salary vs Freelance / Contractor Tax Calculator API (2026)

Fast API comparing salaried employment vs 50% presumptive freelance taxation under Section 44ADA.

Interactive API Playground & Live Test

GET/api/v1/salary-vs-freelance-tax

Zero Auth • Open CORS

Query Parameters

annualCompensationnumber • required

Annual CTC or freelance billing in ₹

regimestring • optional

new | old (default: new)

basicSalaryPctnumber • optional

Basic salary % of CTC (default: 50)

claimedFreelanceExpensesPctnumber • optional

Presumptive expense % (default: 50)

curl -X GET "https://fincalculator.in/api/v1/salary-vs-freelance-tax?annualCompensation=3000000&regime=new&basicSalaryPct=50&claimedFreelanceExpensesPct=50" \
  -H "Accept: application/json"

Live JSON Response (HTTP 200 OK)

Click "Execute Live API Request" below...

Request Parameters Schema

Parameter	Type	Required	Description / Notes
annualCompensation	number	Required	Annual CTC or freelance billing in ₹
regime	string	Optional	new \| old (default: new)
basicSalaryPct	number	Optional	Basic salary % of CTC (default: 50)
claimedFreelanceExpensesPct	number	Optional	Presumptive expense % (default: 50)

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