Unit Converter Offline

1s0s.com

About this app

The ultimate offline unit converter — no internet required. Convert between 15+ categories with instant results, right on your device.

Works completely offline. All conversion factors are built in — no API calls, no data usage, no waiting.

★ 15+ CATEGORIES
• Length (mm, cm, m, km, inches, feet, yards, miles)
• Weight (mg, g, kg, oz, lb, stone, tons)
• Temperature (°C, °F, Kelvin)
• Volume (mL, L, gallons, cups, tablespoons)
• Speed (mph, km/h, m/s, knots)
• Area (sq ft, sq m, acres, hectares)
• Data Storage (bytes, KB, MB, GB, TB)
• Time (seconds, minutes, hours, days, weeks)
• Pressure (psi, bar, atm, Pa)
• Energy (joules, calories, kWh, BTU)
• Fuel Economy (mpg, km/L, L/100km)
• Angle (degrees, radians, gradians)
• Frequency (Hz, kHz, MHz, GHz)
• Cooking (cups, tbsp, tsp, mL)
• Power (watts, kilowatts, horsepower)

★ SMART FEATURES
• Quick Convert — type "5 miles in km" for instant answers
• Comparison table — see one value in ALL units at once
• Conversion history with timestamps
• Favorite conversions for quick access
• Copy results to clipboard
• Common conversions cheat sheet

★ BEAUTIFUL DESIGN
• Clean, modern dark interface
• Smooth animations
• Works on any screen size

Perfect for students, engineers, cooks, travelers, and anyone who needs quick, reliable unit conversions without an internet connection.