Universal Converter

Convert anything
in seconds

Currencies, measurements, temperature, weight, speed — all in one place. Free, fast and no sign-up required.

🌐 What is ConvertX?

The ConvertX is a free online conversion platform designed to simplify everyday life for people around the world who need to convert currencies, measurements, temperatures, and more — all in one place, with nothing to install.

Whether for an international trip, a school project, a recipe, or a business deal, ConvertX offers more than 12 specialized converters with accurate, real-time results.

Our mission is simple: make conversions accessible to everyone, quickly, for free, and without any hassle. ConvertX works on any device — phone, tablet, or computer — directly in the browser.

🆓
100% Free
No sign-up or payment
Real-Time
Live exchange rates
📱
Responsive
Works on any screen
🔒
Secure
No personal data collected
💱 Currency Converter
Rate updated via public API
Loading exchange rates...
Quick conversions — 1 USD
📏 Length Converter
3.28084
conversion result
Quick reference
1 km = 0.621 mi
1 mi = 1.609 km
1 m = 3.28084 ft
1 ft = 30.48 cm
1 in = 2.54 cm
1 yd = 0.9144 m
⚖️ Weight Converter
2.20462
conversion result
🌡️ Temperature Converter
212.00 °F
conversion result
Quick reference
0°C = 32°F (ice)
100°C = 212°F (boiling)
37°C = 98.6°F (body)
-40°C = -40°F (igual!)
0 K = -273.15°C
20°C = 68°F (room temp)
🚀 Speed Converter
62.137
conversion result
🗺️ Area Converter
conversion result
🧪 Volume Converter
conversion result
⏱️ Time Converter
3600
conversion result
💾 Digital Data Converter
conversion result
Quick reference
1 GB = 1.024 MB
1 TB = 1.024 GB
1 MB = 8 Mbit
1 Byte = 8 bits
1 GB = 8.589.934.592 bits
1 PB = 1.048.576 GB
Energy Converter
conversion result
Quick reference
1 kcal = 4.184 kJ
1 kWh = 3.600 kJ
1 BTU = 1.055 J
1 cal = 4.184 J
🔩 Pressure Converter
conversion result
Quick reference
1 atm = 101.325 Pa
1 bar = 14.504 PSI
1 atm = 760 mmHg
1 kPa = 0.145 PSI
🔢 Number Base Converter
BINARY (Base 2)
11111111
OCTAL (Base 8)
377
DECIMAL (Base 10)
255
HEXADECIMAL (Base 16)
FF
Quick reference — Decimal → Hex
0–9 = 0–9
10 = A
11 = B
12 = C
13 = D
14 = E
15 = F
255 = FF
How to Use ConvertX

Quick guide to getting the most out of all the tools

💱
Currency Converter
Select the source and destination currency, enter the value and click Convert. Rates are updated in real time via API.
📏
Length, Weight & Area
Choose the source unit, enter the value and select the target unit. Ideal for converting meters, feet, kilograms, pounds, and more.
🌡️
Temperature
Convert between Celsius, Fahrenheit, and Kelvin instantly. Useful for recipes, travel, and scientific studies.
Speed & Energy
Convert km/h to mph, knots, m/s, and other units. Perfect for international travel and engineering calculations.
🔢
Numbers & Bases
Convert numbers between decimal, binary, octal, and hexadecimal. Essential for programmers and computer science students.
Frequently Asked Questions

Find answers to common questions about conversions and ConvertX

Is ConvertX free?+
Are exchange rates updated in real time?+
How many converters does ConvertX have?+
Do I need to install any app?+
How do I convert kilometers to miles?+
How do I convert Celsius to Fahrenheit?+
Does the site work on mobile?+
How do I convert kilograms to pounds?+
Is ConvertX safe? Does it collect my data?+