Unit Converter - Henkankun

Henkankun - Your Ultimate Unit Converter

"How many kilometers is 1 mile?" "What's 98°F in Celsius?"
Get instant, accurate answers with this powerful unit conversion app.

KEY FEATURES
18 Categories, 100+ Units
• Length (m, km, in, ft, mi...)
• Mass (g, kg, lb, oz...)
• Temperature (°C, °F, K)
• Area, Volume, Speed, Time
• Pressure, Energy, Power
• Concentration, Fuel Economy, Angle, Frequency
• Flow Rate, Torque, Rotation
• Currency (USD, EUR, JPY + 14 more)

Real-Time Conversion
See multiple conversion results instantly as you type. Compare units at a glance.

One-Tap Swap
Quickly switch between source and target units. Reverse calculations in a flash.

Favorites & History
Save frequently used conversions. Access your conversion history anytime.

High-Precision Engine
Powered by Decimal-based calculations for accurate, error-free results.

PERFECT FOR
• Cooking: cups & oz → mL & g
• Travel: miles → km, °F → °C
• DIY & Crafts: inches → cm
• Work: PSI → Pa, gallons → L
•Study & Research: Quick unit system conversions

DESIGNED FOR SIMPLICITY
• Clean, intuitive interface
• Dark mode support
• English & Japanese languages
• Customizable decimal places & rounding
• Non-intrusive ads for a smooth experience

FULLY OFFLINE
No internet required. Use it anywhere, anytime — even while traveling abroad with no data worries!

From daily life to professional work, Henkankun handles all your unit conversion needs.