Investment APIWeb Calculator UI

Free Step-Up SIP Calculator API (2026)

API for top-up / step-up mutual fund SIPs where investors increase their monthly deposit matching salary raises.

Interactive API Playground & Live Test

GET/api/v1/step-up-sip

Zero Auth • Open CORS

Query Parameters

initialInvestmentnumber • required

Initial monthly SIP in ₹

stepUpValuenumber • required

Annual increase percentage or amount

interestnumber • required

Annual % return rate

yearsnumber • required

Investment duration in years

stepUpTypestring • optional

percentage | amount (default: percentage)

curl -X GET "https://fincalculator.in/api/v1/step-up-sip?initialInvestment=10000&stepUpValue=10&interest=12&years=15&stepUpType=percentage" \
  -H "Accept: application/json"

Live JSON Response (HTTP 200 OK)

Click "Execute Live API Request" below...

Request Parameters Schema

Parameter	Type	Required	Description / Notes
initialInvestment	number	Required	Initial monthly SIP in ₹
stepUpValue	number	Required	Annual increase percentage or amount
interest	number	Required	Annual % return rate
years	number	Required	Investment duration in years
stepUpType	string	Optional	percentage \| amount (default: percentage)

Related Investment APIs

GET /api/v1/sipFree Mutual Fund SIP Calculator API GET /api/v1/goal-sipFree Goal-Based Reverse SIP Calculator API GET /api/v1/swpFree Systematic Withdrawal Plan (SWP) Calculator API GET /api/v1/cagrFree CAGR (Compound Annual Growth Rate) API

Frequently Asked Questions (FAQs)

Is the Free Step-Up SIP 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/step-up-sip?

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