Convert text to binary and the other way for any string input.
Convert text to hexadecimal and the other way for any string input.
Convert text to ascii and the other way for any string input.
Convert text to decimal and the other way for any string input.
Easily convert nibbles to terabits (Tbit).
Easily convert bits (bit) to exabits (Ebit).
Easily convert seconds to hours.
Easily convert PNG image files to ICO.
Make sure your passwords are good enough.
Convert your HEX color format to HSLA format.