User Agent Shift

User Agent Shift – Easily change your User Agent User Agent Shift is a lightweight Chrome extension that lets you quickly and easily change your browser’s User Agent. This allows you to define how your browser identifies itself to websites – useful for tasks like targeted website testing as a developer or SEO professional. Features - Manually enter and set any User Agent - Reset to the default User Agent at any time - Display the currently active User Agent directly in the extension - Clean, modern interface - Available in English and German - Local storage only – no data is sent to third parties

Screenshots from Chrome Web Store