An XOR calculator performs the exclusive OR operation on two values, bit by bit. Enter numbers in binary, decimal or hexadecimal, and it shows the result in all three formats. XOR is everywhere in programming, cryptography, error checking and digital logic.
XOR outputs 1 when exactly one input is 1, and 0 when both inputs are the same. The truth table is: 0 XOR 0 = 0, 0 XOR 1 = 1, 1 XOR 0 = 1 and 1 XOR 1 = 0. For multi-bit numbers, apply it to each pair of bits. For example, 1010 (10) XOR 0110 (6) = 1100 (12). In hex, 0xF0 XOR 0x3C = 0xCC.
Useful properties: A XOR A = 0, A XOR 0 = A, and XOR is reversible: if C = A XOR B, then C XOR B = A. That reversibility is why XOR shows up in simple encryption and in checksums and parity bits used to detect errors. Programmers also use XOR to toggle specific bits with a mask and in classic puzzles like finding the one number in a list that appears an odd number of times.
Tips: make sure both numbers are aligned to the same number of bits, and remember that in many programming languages the XOR operator is the caret (^), not exponentiation. Simple XOR encryption isn’t secure on its own for real-world data.
Why use an online XOR Calculator: it saves time, avoids simple arithmetic mistakes and shows each step, so you can check your homework, plan a project or make a decision with confidence. Bookmark the page so it’s ready the next time you need it.
Tips for getting accurate results from the XOR Calculator: double-check that every input uses the right units, enter numbers without commas or symbols, and run the calculation a second time with a quick estimate in your head to confirm the answer looks reasonable.
Learn more on Wikipedia’s exclusive or article. Find hex, boolean algebra and subnet calculators on Minedit.