Precision Tools

{

PRECISE
CONVERSIONS

Engineering-grade unit conversion tools. Transparent formulas. No tracking, no ads—just accurate math.

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}

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CATEGORIES

]

TEMPERATURE

°C, °F, K, °R

PRESSURE

psi, bar, kPa, atm

LENGTH

m, ft, in, km, mi

MASS

kg, lb, oz, g

DATA

GB, GiB, MB, TB

ENERGY

J, kWh, BTU, cal

CHEMISTRY

ppm, mg/m³, mol

OPTICS / RF

nm, eV, THz, dBm

[

POPULAR

]

Celsius to Fahrenheit

Temperature conversion

PSI to Bar to kPa

Pressure conversion

Data storage conversion

nm to eV to THz

RF power conversion