Ultimate Binary to Decimal Converter Tool

Welcome to OnlineNil.com. If you are a computer science student, a programmer, or a network engineer, you know how important it is to work with different number systems. Our Advanced Number System Converter is designed to make your calculations instant and error-free.

Unlike standard calculators, this tool allows you to convert between Binary, Decimal, Octal, and Hexadecimal simultaneously. Just type in one field, and watch the magic happen.

Try the Converter Below

Decimal (Base-10)

Invalid Decimal

Binary (Base-2)

Only 0 and 1 allowed

Octal (Base-8)

Only 0-7 allowed

Hexadecimal (Base-16)

0-9 and A-F allowed

Why Use This Converter?

Our tool is built with the latest technology to ensure speed and accuracy. Here is why professionals choose OnlineNil:

Real-Time Conversion: No need to press "Submit". Results appear instantly as you type.
Bi-Directional: Convert from Binary to Decimal or Decimal to Binary seamlessly.
Mobile Friendly: Works perfectly on iPhone, Android, and Tablets with a specialized numeric keypad.
Copy to Clipboard: One-click copy feature for faster coding and documentation.
Error Detection: Automatically alerts you if you type an invalid digit (e.g., '2' in Binary).

How to Use This Tool

Using this converter is extremely simple. Follow these steps:

Select your Input: Choose the field you want to type in (Decimal, Binary, etc.).
Type the Number: Enter your value. For example, type 10 in Decimal.
Get Result: The tool will automatically fill the other boxes with the converted values (e.g., Binary: 1010).
Copy: Click the copy icon next to the result to use it in your project.

Understanding Number Systems

Decimal System (Base-10): This is the standard system used in daily life, consisting of digits 0 through 9.

Binary System (Base-2): The language of computers. It uses only two digits, 0 and 1, to represent all data and instructions.

Hexadecimal (Base-16): Widely used in programming and color codes (HTML/CSS). It uses 0-9 and A-F.

Frequently Asked Questions (FAQ)

Q: Is this tool free to use?
A: Yes, the OnlineNil Number Converter is 100% free and has no usage limits.

Q: Can I convert large numbers?
A: Yes, our tool supports up to 15-digit decimal numbers efficiently.

Q: Does it work offline?
A: Once the page loads, the tool works completely in your browser without needing a server connection.