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SimplyMathTools - Number Base Convert

Type the number into one of the box, and it'll automatically convert for you!
Hexadecimal (Base 16)
Decimal (Base 10)
Octal (Base 8)
Binary (Base 2)
Extra Info: Convert numbers between decimal, hexadecimal, binary, and octal.

This base converter lets you work across multiple number systems — base 10 (decimal), base 16 (hexadecimal), base 8 (octal), and base 2 (binary). It’s designed for quick conversions.

SimplyTools are tools run locally in your browser. Easily accessible from all your devices with internet connections.
Whatever data you input here stays within your device. No ads and none of your data are being sent out to the internet.

Copyright © 2025 SimplyTools

Open sourced on GitHub. Licensed under GPL-2.0-or-later.

SimplyTools is also avaliable as a Windows application.

Download from the Microsoft Store