Enter the number of sides and number of dice, then roll to get the total of all rolled dice.
If unspecified, the number of sides defaults to 6, and number of dice defaults to 1.
Disclaimer: this app uses the browser's built-in random function, which may or may not be truly random.
You can save this page on your iPhone (or other mobile device) on the home page as a "web app" and use it offline!