Custom Avatar by Colossyan allows users to create personalized AI avatars that can serve as digital presenters in videos. Users can choose between Instant Avatars, created quickly using a phone recording, or Studio Avatars, which require professional green screen footage. These avatars can speak in over 70 languages, including the user's own voice through voice cloning. This service is designed to enhance video production efficiency, enabling users to localize and personalize content for diverse audiences, making it ideal for training, marketing, and educational purposes.