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Smart Unit Converter

Fast & Accurate Unit Conversion Tool

What is a Unit Converter?

A unit converter is a smart tool that helps you change one unit into another instantly. Whether you want to convert numbers like billion to crore, million to lakh, or convert temperature, length, time, or weight, this tool makes everything easier and faster.

Most Popular Number Conversions

• 1 Billion = 100 Crore
• 1 Million = 10 Lakh
• Billion to Crore conversion is widely used in India
• Million to Lakh is commonly used for salary, population and money figures

Why Use Our Smart Unit Converter?

• ✅ Fast and accurate calculations
• ✅ Easy to use on mobile and desktop
• ✅ Perfect for students, professionals & business users
• ✅ Helpful for finance, salary & population calculations

Common Examples

If a company’s value is 2 billion dollars, in Indian terms it becomes 200 crore. If your income is shown as 5 million per year, it means 50 lakh per year.

This makes our Unit tool Converter tool perfect for understanding international figures in the Indian number system.

Frequently Asked Questions

How much is 1 billion in crore?

1 billion is equal to 100 crore in the Indian numbering system.

How much is 1 million in lakh?

1 million is equal to 10 lakh.

Can I convert other units too?

Yes, this Smart Unit tool Converter can be used for number, temperature, length, weight, area and time conversions.

How do I convert Celsius to Fahrenheit?

Formula: °F = (°C × 9/5) + 32.
Example: 25°C → (25 × 9/5) + 32 = 77°F.

How do I convert Fahrenheit to Celsius?

Formula: °C = (°F − 32) × 5/9.
Example: 77°F → (77 − 32) × 5/9 = 25°C.

How do I convert Celsius to Kelvin?

Formula: K = °C + 273.15.
Example: 20°C → 20 + 273.15 = 293.15 K.

How do I convert Fahrenheit to Kelvin?

Two-step: convert °F → °C, then °C → K.
Formula combined: K = (°F − 32) × 5/9 + 273.15.
Example: 32°F → (32−32)×5/9 + 273.15 = 273.15 K.

How do I convert meters to kilometers?

Formula: km = m ÷ 1000.
Example: 1500 m → 1500 ÷ 1000 = 1.5 km.

How do I convert kilometers to miles?

Factor: 1 mile ≈ 1.60934 km.
Formula: miles = km ÷ 1.60934 (or miles = km × 0.621371).
Example: 5 km → 5 × 0.621371 = 3.1069 miles.

How do I convert centimeters to inches?

Factor: 1 inch = 2.54 cm.
Formula: in = cm ÷ 2.54.
Example: 30 cm → 30 ÷ 2.54 ≈ 11.811 in.

How do I convert kilograms to grams?

Formula: g = kg × 1000.
Example: 2.5 kg → 2.5 × 1000 = 2500 g.

How do I convert kilograms to pounds?

Factor: 1 kg ≈ 2.20462 lb.
Formula: lb = kg × 2.20462.
Example: 70 kg → 70 × 2.20462 ≈ 154.324 lb.

How do I convert grams to ounces?

Factor: 1 oz ≈ 28.3495 g.
Formula: oz = g ÷ 28.3495.
Example: 100 g → 100 ÷ 28.3495 ≈ 3.5274 oz.

How do I convert hours to minutes and seconds?

Formula: minutes = hours × 60, seconds = hours × 3600.
Example: 1.5 hours → 1.5×60 = 90 min, 1.5×3600 = 5400 s.

How do I convert days to weeks?

Formula: weeks = days ÷ 7.
Example: 15 days → 15 ÷ 7 ≈ 2.1429 weeks.

How do I convert square meters to square feet?

Factor: 1 m² ≈ 10.7639 ft².
Formula: ft² = m² × 10.7639.
Example: 50 m² → 50 × 10.7639 ≈ 538.195 ft².

How do I convert acres to hectares?

Factor: 1 acre ≈ 0.404686 hectares.
Formula: ha = acres × 0.404686.
Example: 10 acres → 10 × 0.404686 = 4.04686 ha.

How do I convert kilometers per hour (km/h) to meters per second (m/s)?

Formula: m/s = km/h ÷ 3.6.
Example: 90 km/h → 90 ÷ 3.6 = 25 m/s.

How do I convert miles per hour (mph) to km/h?

Factor: 1 mph ≈ 1.60934 km/h.
Formula: km/h = mph × 1.60934.
Example: 60 mph → 60 × 1.60934 = 96.5604 km/h.

How do I convert liters to milliliters?

Formula: mL = L × 1000.
Example: 1.25 L → 1.25 × 1000 = 1250 mL.

How do I convert liters to US gallons?

Factor: 1 US gallon ≈ 3.78541 L.
Formula: gallons = L ÷ 3.78541.
Example: 10 L → 10 ÷ 3.78541 ≈ 2.64172 gallons.

How do I convert 1 million to lakh?

Relation: 1 million = 1,000,000. In Indian system, 1 lakh = 100,000.
Formula: lakh = million × 10 (since 1,000,000 ÷ 100,000 = 10).
Example: 1,000,000 = 10 lakh.

How do I convert crore to million?

Relation: 1 crore = 10,000,000 (10 million).
Formula: million = crore × 10.
Example: 5 crore = 50 million.

Quick trick: convert Celsius → Fahrenheit approximately in your head

Method: Double the °C, add 30 (gives approximate °F). Good for quick estimates.
Example: 20°C → 20×2 + 30 = 70°F (actual 68°F, close).

Quick trick: approximate miles → km

Multiply miles by 1.6 (fast) or by 1.609 for more accuracy.
Example: 10 miles ≈ 16 km.

How do I convert between metric and imperial lengths quickly?

Common pairs: 1 inch = 2.54 cm, 1 foot = 0.3048 m, 1 yard = 0.9144 m, 1 mile = 1.60934 km.
Example: 6 ft → 6 × 0.3048 = 1.8288 m.

How do I convert between metric and US recipes (cups, tablespoons)?

Common kitchen factors (approx): 1 cup ≈ 240 mL (US), 1 tablespoon ≈ 15 mL (US).
Example: 2 cups ≈ 480 mL.