Mimic is a web-based mockup generator that makes it easy to create realistic-looking screenshots of conversations across more than 20 messaging platforms. Whether you need a WhatsApp chat, an iMessage thread, a Discord conversation, Instagram DM, Twitter/X exchange, Slack message, or Signal chat, Mimic provides pixel-perfect templates that look like the real thing. You can customize message content, set delivery status indicators like sent, delivered, and read, and choose between direct messages and group chat formats, all from your browser with no software to install.

The tool is built with privacy in mind — all processing happens entirely in your browser, so your content never leaves your device. Mimic includes AI auto-complete suggestions to help you craft realistic messages quickly, along with dark mode and appearance customization options. Finished mockups can be exported as PNG images or video, making them ready for social media posts, marketing materials, presentations, or storytelling projects. With a free tier to get started and premium plans for heavier use, Mimic is a practical tool for marketers, content creators, and anyone who needs authentic-looking conversation mockups without the hassle of manual screenshot editing.