OctoStudio is available for free at octostudio.org
OctoStudio is a free creative coding app that lets you create animations, games, and other interactive projects using photos, drawings, and sounds from the world around you. Use coding blocks to bring your ideas to life. OctoStudio is available on tablets, Chromebooks, and smartphones.
OctoStudio supports computational thinking and creative learning across multiple subject areas. OctoStudio is developed by the Lifelong Kindergarten research group at the MIT Media Lab; the same group who created Scratch, the world’s most popular coding language for kids. OctoStudio is available for free for on iOS and Android in more than 30 languages.