I/O Tools

Make your life easier

Welcome to I/O tools

Choose the tools you need to make your life easier. It's completely free.

Random password generator

Generate a strong random password consisting of UPPERCASE letters, lowercase letters, numbers and special characters.

TOTP generator

TOTPs are generated using an algorithm that takes a shared secret and the current time as inputs.

QR code generator

QR stands for "Quick Response". While they may look simple, QR codes are capable of storing lots of data

Emoji picker

Copy and paste emojis easily and get the unicode and code points value of each emoji

Percentage calculator

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