Inker is a digital tool designed for artists and illustrators to create and refine their artwork. It allows users to draw, ink, and color their illustrations using a variety of brushes and tools. Inker is particularly popular among comic book artists and graphic designers for its user-friendly interface and versatile features. The software supports various file formats, making it easy to integrate with other applications like Adobe Photoshop and Illustrator. Inker also offers collaboration features, enabling multiple users to work on a project simultaneously, which is beneficial for teams in creative industries.