How the RD Calculator works
Each monthly instalment earns interest compounded quarterly for the months it stays in the account. The maturity is the total of all instalments with their interest, the method banks use.
Questions people ask
Post office RD rate?
The 5-year post office RD rate is set by the government every quarter. See our small savings rates page for the current rate.
Results are estimates for planning only, not advice or a promise of returns.