Budgeting Calculators

How Long It Takes Your Real Monthly Surplus to Fund Your Emergency Fund

Feeding the same real ₹65,000 monthly expenses figure into both the budget calculator and the emergency fund calculator connects a real surplus to a real savings target — and dividing one by the other shows exactly how many months of saving it would take to reach it.

How Monthly Surplus and Savings Rate Are Calculated

Monthly surplus is simply income minus expenses, and savings rate expresses that same surplus as a percentage of income — two numbers from one subtraction that together summarize a household budget's health.

How the 50/30/20 Budgeting Rule Works

The 50/30/20 rule splits after-tax income into three fixed shares — 50% for needs, 30% for wants, and 20% for savings or debt repayment — turning a single income figure into three spending targets.

How Your Monthly Surplus and Savings Rate Are Calculated

Monthly surplus is simply income minus expenses, and savings rate expresses that surplus as a percentage of income — two numbers that show exactly where your current spending stands, before applying any budgeting rule.

Three Different Ways to Decide How Much to Save

"How much should I save?" has at least three different answers depending on which question you're actually asking — what am I saving right now, what does a general rule of thumb suggest, or what does a specific future goal actually require.