Tool directory
Live tools open directly. Planned tools stay visible here so the roadmap is transparent, but they are not linkable and not indexed.
15 live tools, 2 planned tools
Unit converters
cm to inches
Convert centimeters to inches using the exact 1 inch = 2.54 centimeters definition.
inches to cm
Convert inches to centimeters using the exact 1 inch = 2.54 centimeters definition.
kg to lbs
Convert kilograms to pounds using the exact definition 1 pound = 0.45359237 kilograms.
lbs to kg
Convert pounds to kilograms using the exact factor 1 pound = 0.45359237 kilograms.
C to F
Convert Celsius to Fahrenheit using the exact formula F = C x 9/5 + 32.
F to C
Convert Fahrenheit to Celsius using the exact formula C = (F - 32) x 5/9.
km to miles
Convert kilometers to miles using the exact relation 1 mile = 1.609344 kilometers.
miles to km
Convert miles to kilometers using the exact relation 1 mile = 1.609344 kilometers.
liters to gallons
Convert liters to US gallons using the exact relation 1 US gallon = 3.785411784 liters.
gallons to liters
Convert US gallons to liters using the exact relation 1 US gallon = 3.785411784 liters.
m to ft
PlannedConvert meters to feet with exact constants.
ft to m
PlannedConvert feet to meters with exact constants.
Everyday calculators
GST calculator
Add or remove GST at standard India rates with transparent base, tax, and total breakdown.
percentage calculator
Calculate percent of a number, percentage share, and percentage change in one page.
age calculator
Calculate exact age in years, months, and days between birth date and a target date.