Government Schemes APIWeb Calculator UI
Free Post Office Monthly Income Scheme (POMIS) API (2026)
POMIS API calculating monthly guaranteed income payouts for single (£9L) and joint (£15L) accounts.
Interactive API Playground & Live Test
GET
/api/v1/compoundingQuery Parameters
Deposit amount in ₹ (up to ₹9L single / ₹15L joint)
Annual interest rate % (default: 7.4)
curl -X GET "https://fincalculator.in/api/v1/compounding?principal=900000&rate=7.4" \
-H "Accept: application/json"Live JSON Response (HTTP 200 OK)
Click "Execute Live API Request" below...Request Parameters Schema
| Parameter | Type | Required | Description / Notes |
|---|---|---|---|
| principal | number | Required | Deposit amount in ₹ (up to ₹9L single / ₹15L joint) |
| rate | number | Optional | Annual interest rate % (default: 7.4) |
Related Government Schemes APIs
Frequently Asked Questions (FAQs)
Is the Free Post Office Monthly Income Scheme (POMIS) 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/compounding?
Endpoints are cached at the edge for 24 hours. There are no restrictive rate limits for standard web traffic and mobile applications.