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Explore Other Categories
Discover tools from different categories to expand your toolkit beyond Developer's World.
Energy
Convert between energy units including Joules, calories, kilowatt-hours, and BTUs. Perfect for nutrition, electricity billing, and physics calculations.
Conversion
Business Days Calculator
Calculate business days between dates excluding weekends and holidays. Add or subtract working days from a date with our free business days calculator.
Datetime
Sky Viewer
View the night sky with stars, constellations, and celestial objects from your location. Interactive star map for stargazing and astronomy.
Astronomy
Mortgage Calculator
Calculate monthly mortgage payments with taxes, insurance, and PMI
Financial