Binary Calculator & Converter

Value 1
Operation
+ - × ÷
Value 2
Binary
Decimal

Binary Calculator & Converter for converting binary to decimal, decimal to binary, and performing binary operations such as addition, subtraction, multiplication, and division.

Easily calculate percentages from a value to another value, or from a percentage to a value.

Percentage Calculator

Easily calculate percentages from a value to another value, or from a percentage to a value.
Evaluate math expression, like a calculator on steroid (you can use function like sqrt, cos, sin, abs, ...).

Math Expression Evaluator

Evaluate math expression, like a calculator on steroid (you can use function like sqrt, cos, sin, abs, ...).
Convert Roman numerals to numbers and convert numbers to Roman numerals.

Roman Numerals Converter

Convert Roman numerals to numbers and convert numbers to Roman numerals.
One's Complement & Two's Complement Calculator (1's & 2's Complement Calculator) is a free online tool to find true form and one's & two's complement equivalent for a given intger number.

1's & 2's Complement Calculator

One's Complement & Two's Complement Calculator (1's & 2's Complement Calculator) is a free online tool to find true form and one's & two's complement equivalent for a given intger number.