Banking & Savings
Understand deposits, savings products and Government-backed savings schemes such as PPF, including how contributions, rates and timing affect an estimate.
Fixed deposits
Start here
Fixed Deposit Explained
How principal, rate, tenure and compounding determine an FD’s maturity amount, with terms to compare before opening one.
5 min read
Guide
How FD Interest Is Calculated: Rate, Tenure and Compounding
How principal, rate, tenure and compounding periods produce an FD's interest earned and maturity amount.
8 min read
Guide
What Premature FD Withdrawal Can Change
Why closing an FD early can change the applicable rate, interest and proceeds compared with the original maturity estimate.
7 min read
Recurring deposits
Start here
RD Explained: Monthly Deposits, Interest and Maturity
How recurring monthly deposits, the entered rate and tenure build total deposits, estimated interest and RD maturity in the calculator.
7 min read
Guide
How RD Interest Is Calculated: Monthly Installments and Maturity
How beginning-of-month RD installments receive different growth periods and combine into total deposits, interest and estimated maturity.
7 min read
Guide
Why an RD Calculator Projection May Differ From Actual Maturity
Why deposit dates, product terms, missed installments and other events can make actual RD maturity differ from a generic calculator estimate.
7 min read
Public Provident Fund
Start here
PPF Explained: Contributions, Interest, Tenure and Maturity
How PPF contributions, notified rates, deposit timing and the statutory maturity framework relate to an illustrative calculator projection.
8 min read
Guide
How PPF Interest Is Calculated: Contribution Timing, Rate and Maturity
The PPF calculator's annual projection mechanics, and how its simplified timing differs from actual scheme interest eligibility and crediting.
8 min read
Guide
PPF Tenure and Extension Explained
How the PPF maturity period is defined and how continuation without deposits or extension with deposits works after maturity.
7 min read
Guide
Why a PPF Calculator Projection May Differ From Actual Maturity
Why constant-rate assumptions, annual modeled contributions and actual PPF account timing can produce different maturity values.
7 min read