InkZone is a utility app designed for iPhone users, developed by Shenzhen Hanhonda Electronic Technology.Co.ltd. This free app allows users to control the content displayed on their phone case's screen. Users can customize and display their favorite photos or text on the ink screen of the phone case, offering a unique personalization experience.

With a variety of rich themes available, users can personalize their themes to create a one-of-a-kind look. Additionally, the app enables users to design their own themes, allowing for the creation of personalized images, text, and the display of QR codes or business cards on the phone case screen.