Solo dev from Japan. I built sukuji, a web tool that turns your app screens into App Store screenshots.

Shawn Shotaro • Peerlist

<h3>Automate App Store Screenshot Generation</h3>Effortlessly create professional App Store screenshots with this free, no-login-required tool. Simply upload 1-3 screenshots of your app's screens, and the tool will automatically generate 5 high-resolution (1290x2796 PNG) screenshots ready for submission. The tool ensures Japanese headings are rendered with code, preventing any text distortion. It supports PNG and JPEG uploads and provides a seamless experience from upload to download.<ul><li>Key Features:</li><li>Automatic generation of 5 App Store-ready screenshots from 1-3 uploads.</li><li>High-resolution output: 1290x2796 PNG.</li><li>Distortion-free Japanese headings rendered via code.</li><li>Supports PNG and JPEG uploads.</li><li>Free to use with no login required.</li><li>Intuitive drag-and-drop interface.</li><li>Option to customize frame styles for device mockups.</li></ul>The tool also offers features for managing uploads, previewing generated images, and downloading them as a ZIP file. It is designed to streamline the app submission process, saving developers time and effort.