Unit Converter - SmartTool

Convert units, currency & more. 20+ categories. Free. Fast. Offline.

SmartTool is the only converter app you'll ever need. Whether you're a
student, engineer, cook, traveler, or just someone who needs a quick
conversion — SmartTool gives you instant, accurate results with a
beautiful Material Design interface.

🔄 UNIT CONVERTER — 20+ CATEGORIES, 200+ CONVERSIONS

Convert between hundreds of units across every major category:

📏 Length — meter, km, miles, feet, inches, nautical miles, light years
⚖️ Weight & Mass — kg, lbs, grams, ounces, stone, carats, tons
🌡️ Temperature — Celsius, Fahrenheit, Kelvin, Rankine
⚡ Speed — km/h, mph, m/s, knots, mach
📐 Area — m², km², acres, hectares, sq ft, marla
🧪 Volume — liters, gallons, cups, fluid oz, tablespoons
⏱️ Time — seconds, minutes, hours, days, weeks, months, years
💡 Energy — joules, calories, kWh, BTU, electronvolts
🔵 Pressure — Pascal, bar, PSI, atm, mmHg, torr
💾 Data Storage — bits, bytes, KB, MB, GB, TB, PB
⛽ Fuel Economy — L/100km, MPG (US & UK), km/L
📐 Angle — degrees, radians, gradians, arcminutes
🔊 Sound — decibels, neper, bel
🔧 Torque — Newton-meter, foot-pound, kgf·m
💪 Force — Newton, kilonewton, pound-force, dyne
🍳 Cooking — cups, tablespoons, teaspoons, fluid oz
📡 Frequency — Hz, kHz, MHz, GHz, RPM
🔢 Number Prefix — kilo, mega, giga, tera, nano, micro

Results update INSTANTLY as you type — no button to press.

💱 LIVE CURRENCY CONVERTER — 160+ WORLD CURRENCIES

Get real-time exchange rates for over 160 currencies including:
USD, EUR, GBP, PKR, INR, AED, SAR, CAD, AUD, JPY, CNY, TRY and more.

✓ Live rates powered by open exchange API
✓ Auto-updates on launch
✓ Works offline with cached rates
✓ Flag icons for every currency
✓ Instant search — find any currency in seconds
✓ Smart swap — swap currencies with one tap

🧮 SMART TOOLS — BUILT-IN CALCULATORS

✓ Scientific Calculator — basic arithmetic + sin, cos, tan, log, √, x²
✓ BMI Calculator — metric & imperial, with BMI scale reference
✓ Discount Calculator — find final price and amount saved instantly
✓ Age Calculator — calculate exact age in years, months, and days
✓ More tools coming soon: Time Zone, Geometry, Percentage

📋 HISTORY & FAVORITES

✓ Auto-saves your recent conversions
✓ Browse history anytime
✓ One tap to repeat a previous conversion
✓ Clear history whenever you want

🔍 INSTANT SEARCH

Can't find a category? Just search. Type "miles" or "pressure" or "franc"
and SmartTool finds the right category and unit instantly.

✨ WHY SMARTTOOL?

✓ 100% FREE — no hidden charges
✓ Clean Material 3 design — dark & light theme
✓ No account required — works immediately
✓ Offline support — most features work without internet
✓ Lightweight — fast and smooth on all Android devices
✓ Regular updates — new tools added frequently
✓ No annoying popups disrupting your workflow

📚 PERFECT FOR

- Students — homework, science projects, lab reports
- Engineers & professionals — technical unit conversion
- Travelers — currency, distance, temperature on the go
- Cooks & chefs — recipe unit conversion
- Fitness enthusiasts — BMI, weight, measurement tracking
- Developers — data storage, frequency, prefix conversions
- Anyone who Googles "X to Y" daily — save time with SmartTool

🌍 USED WORLDWIDE

SmartTool supports conversions used across metric, imperial, and
traditional systems — covering needs from the US, UK, Pakistan, India,
Europe, Middle East, and beyond.

Download SmartTool free today and never Google a unit conversion again.