Free Number Converter & Calculator – Binary, Decimal, Octal, Hex

Q: What bases can I convert numbers between?

You can convert numbers between Binary, Decimal, Octal, Hexadecimal, or any Custom Base.

Q: What operators are supported in the calculator?

Basic arithmetic (+, −, ×, ÷) plus logical/bitwise operators like AND, OR, XOR, NOT, and shift operators ( >).

Q: Is the tool free and private?

Yes. It is completely free, runs in your browser, and does not store your input on servers.

Q: Can I export conversion data?

Yes. You can export results as CSV or JSON format.

Q: What is a custom base?

Custom base allows you to convert numbers to or from any base-N (e.g. base-5, base-36, etc.), given valid digits.

Calculator

Binary

Decimal

Octal

Hexadecimal

Custom Base

🔑 Key Features & Benefits

Convert between Binary, Decimal, Octal, Hexadecimal & any Custom Base.
Supports logical/bitwise operations: AND, OR, XOR, NOT, bit shifts.
Export results easily as CSV or JSON.
Custom base support enables unusual bases (e.g. base 5-36 etc.).
Runs completely in your browser – secure and private.
Fast updates & immediate conversion.

📌 Use Cases

Developers converting values for debugging & bitwise logic.
Students learning number systems in computer science class.
Engineers working with low-level data formats & protocols.
Data analysts converting formats for data export/import.
Creating CSV/JSON data for other applications or API communication.

✅ Why Choose This Number Converter?

All conversions are free and no signup required.
Live conversion & interactive input fields.
Custom base & bitwise operator support.
Privacy – no server storage of your data.

❓ Frequently Asked Questions

What bases can I convert between?
Binary, Decimal, Octal, Hexadecimal, or any custom base within accepted range.
Does it support bitwise operators?
Yes – includes AND, OR, XOR, NOT, and shift operators.
Can I export results?
Yes – you can export conversion results as CSV or JSON files.
Is this tool private?
Yes – all calculations are done in your browser; nothing is stored on servers.

More Converter Tools

Unit Converter

Convert between units of length, weight, temperature, volume and more.

Fast

Use Tool

Currency Converter

Convert between world currencies with real-time exchange rates.

Live Rates

Use Tool

Number to Words

Convert numeric values into their word equivalents in multiple languages.

Multilingual

Use Tool

Time Zone Converter

Quickly convert time between time zones. Use city lookup or GMT offset. Automatically factor in daylight savings. Free & browser-based.

Use Tool

Number Converter & Calculator

Convert numbers across base systems like Binary, Decimal, Octal, Hexadecimal or any Custom Base. Includes logical & bitwise operations. Free & browser-based.

Use Tool