All Calculators

Health

Calculate Body Mass Index

Daily hydration needs

Pregnancy Due Date

Estimate delivery date

Ovulation Tracker NEW

Fertile window & dates

BMR & Calories NEW

Basal Metabolic Rate

Finance

Goods & Service Tax

Tax Deducted at Source

Income Tax (FY 24-25)

Old vs New Regime

Discount Calculator

Sale price & savings

Inflation Value

Purchasing power change

HRA Exemption NEW

Tax-exempt rent allowance

Statutory Bonus NEW

Bonus Act eligibility

Salary / CTC NEW

In-hand salary breakdown

Construction

Concrete Volume

Cement bags & volume

Paint Calculator

Wall area paint needs

Brick Calculator NEW

Wall brick count

Tile Calculator NEW

Flooring tiles needed

AC Size Calc NEW

Room tonnage needed

Everyday

Exact age in Y/M/D

Trip cost estimator

Tip Splitter NEW

Bill split & tip %

Rent Receipt NEW

Generate PDF receipt

Unit Converter NEW

Length, Weight, Temp...

Password Check NEW

Security strength

Aspect Ratio NEW

Screen resizing

Days between dates

Adjust ingredients

Math

Percentage Calc

GPA Calculator NEW

Grade Point Average

Scientific Calc NEW

Trig, Logs, Powers

Mean, Median, Mode

Fraction Calc NEW

Add, Sub, Mul, Div

Common factors & multiples

Decompose numbers

Business

Markup vs Margin NEW

Profit margin logic

Revenue Forecast NEW

Hourly Rate NEW

Freelance pricing

Engineering

Cable loss calc

Band color decoder

Recommended gauge

Coding

Encode / Decode

Color converter

Timestamp converter

Photography

ISO/Aperture/Shutter

Shoot duration calc

Mechanics

Compare diameters

Power converter