Binary Base Converter & Calculator
Binary Base Converter is a number system converter and base calculator for anyone who works with Binary, Decimal, Hexadecimal, and Octal. Enter a value once and see it converted across every base at the same time, then add, subtract, multiply, or divide in the base you choose. Every result comes with a step-by-step explanation, so you can see how the answer was reached.
MULTI-VIEW BASE CONVERTER
Type a number in any supported base and instantly see the equivalent value in Decimal (DEC), Binary (BIN), Hexadecimal (HEX), and Octal (OCT) on one screen. Multi-View makes it easy to compare a binary to decimal conversion, a decimal to hexadecimal conversion, or a hex to octal conversion without switching screens or retyping the number.
UNIT-VIEW FOR ONE CONVERSION AT A TIME
Prefer to focus on a single conversion? Switch to Unit-View and work with one base pair, such as binary to decimal or hex to binary.
BINARY CALCULATOR FOR EVERY BASE
Add, subtract, multiply, and divide directly in Binary, Decimal, Hexadecimal, or Octal. Use it to check binary arithmetic, hexadecimal calculations, or octal operations while studying, doing homework, or debugging code.
HEX KEYPAD WITH A-F KEYS
A dedicated alphanumeric keypad lets you enter hexadecimal digits A to F quickly, with no need to switch keyboards.
STEP-BY-STEP EXPLANATIONS
Each conversion and calculation shows a breakdown of how the result was reached. That makes the app a learning tool as well as a converter, helpful for understanding place value, positional numeral systems, and how binary, decimal, hexadecimal, and octal numbers relate to each other.
COPY AND SHARE RESULTS
Copy a result to your clipboard or share it from the app, whether you are noting down a memory address, checking network data, or sending an answer for class.
LIGHT AND DARK THEME
Switch between light and dark mode to suit a bright classroom or a late-night coding session.
CONVERSIONS YOU CAN DO
Binary to decimal and decimal to binary
Binary to hexadecimal and hexadecimal to binary
Decimal to hexadecimal and hexadecimal to decimal
Binary to octal and octal to binary
Decimal to octal and octal to decimal
Octal to hexadecimal and hexadecimal to octal
BUILT FOR
Computer science students learning binary arithmetic, number systems, and digital logic
Programmers and software developers working with hex values, memory addresses, and network data
Electronics and electrical engineering students and engineers working with digital circuits, embedded systems, and microcontrollers
Anyone practicing conversions between Binary, Decimal, Octal, and Hexadecimal
HOW IT WORKS
1. Choose Multi-View or Unit-View
2. Enter a number in any base, using the A-F keypad for hex
3. Read the converted values and the step-by-step breakdown
4. Switch to calculator mode to add, subtract, multiply, or divide
5. Copy or share the result
Convert and calculate binary, decimal, hex, and octal numbers instantly, in one simple app.
Latest Version
0.1.6Uploaded by
Brad Blas Villanueva
Requires Android
Android 7.0+
Category
Free Tools AppContent Rating
Everyone
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Flag as inappropriateLast updated on Oct 19, 2026
This release includes minor bug fixes and general improvements. Update to the latest version for the best experience.
