I this video, rock band 30 seconds to Mars is made to sound like Avril Lavigne. This is done with pitch control, or autotune, and will like you modify the voice by a number of octaves. One of the cooler things you can do is changing a guy's voice to sound like a woman's. If you're a user of digital editing software Audacity, you already know you can do a ton of cool things.These voice changer software offer various features, like: change voice (recorded or real time), lets you voice chat with changed voice, can change pitch as well as speed of the saved audio file, can change your voice from male to female, female to male, robot, kid etc., can save the changed voice in various popular audio formats, and more.There are bots for playing music, bots that referee games, and so on. You can add customized emojis for your server, as well as bots with various uses. Created for gamers, the app lets you create group servers with a ton of cool features. Discord is a great chat service perfect for group messaging.