Pick a tool below. Everything calculates instantly in your browser — nothing is uploaded anywhere, so your data stays private.
Exact age in years, months and days, total days lived, and countdown to your next birthday.
Open tool →Monthly installment, total interest and total payable for bikes, mobiles, or business loans.
Open tool →Your Body Mass Index in one tap, with your personal healthy weight range.
Open tool →Discounts, exam marks, salary hikes — percentages, reverse percentages and % change.
Open tool →Live word, character, sentence, paragraph and reading-time counts as you type.
Open tool →Currency converter, unit converter and GPA calculator are on the way. Got a request? Tell us.