Blog
Updates, guides and news from the iCalculator team.
SWP Calculator: Turning a Lump Sum Into a Monthly Income
A Systematic Withdrawal Plan lets you draw a fixed monthly income from an invested corpus — here's how to check whether your withdrawal rate is actually sustainable.
BMI Calculator: What Your Number Actually Means (and Its Limits)
BMI is a quick screening number, not a diagnosis — here's how it's calculated, what the categories mean, and where it genuinely falls short.
EMI Calculator: How Your Loan's Monthly Payment Is Actually Calculated
Your EMI isn't just principal divided by months — interest compounds against a shrinking balance every month. Here's the actual formula and what changes it.
Age Calculator: Exact Age in Years, Months and Days — and Why It's Harder Than It Looks
Calculating your exact age sounds trivial until you hit leap years, varying month lengths, and time zones — here's what an age calculator handles for you.
Retirement Calculator: How to Build a Realistic Retirement Roadmap
A retirement calculator turns vague goals like “save enough to retire” into a concrete number — here's how to use one properly, and what it can't tell you.