Retina Check Extension is a free Chrome add-on developed by Stas Kulesh. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This extension is designed to help website developers and designers determine if their websites are retina-ready.

With Retina Check Extension, you can easily test your website for Retina support. The extension allows you to visualize the aspect ratios of all images and backgrounds on your webpage, giving you a clear understanding of the pixel density. This is particularly useful for perfectionists who want to ensure their websites are visually appealing on high-resolution displays.

Not only does Retina Check Extension help you identify which images can be smaller or should be bigger, but it also provides optimization suggestions. By optimizing your images, you can ensure your website loads quickly and efficiently. Additionally, the extension provides comprehensive statistics and generates a detailed report, giving you a complete overview of your website's Retina support.

If you're a website developer or designer who wants to ensure your website looks great on Retina displays, Retina Check Extension is a valuable tool to have in your arsenal. Its simple interface and powerful features make it easy to visualize and optimize your website for the best possible user experience.