Adobe Spark is a free web and iOS-based app that you can use to create beautiful, professional YouTube channel art and other graphic design. It’s simple to use which means that you won’t have to spend too much time or energy. All types of users, including marketing professionals and small businesses, will find it helpful for creating engaging visual content that will attract target audiences via multiple channels. You can use it to add photos, video clips, icons and stickers to different types of media.