Set the slider to your desired number. If your number is more than 100, click Custom Length and enter your number. After clicking "See inside", click the string in the 'String' list to copy the string with Ctrl+C.
This string generator offers a wide range of characters, and each character in the string is a 1/200 chance. 8 million possibilities at 3 characters may not seem awesome, but 2.56 quintillion possibilities should be at 8 characters.
