VK Messages Counter is a free Chrome extension developed by Romkaq. It falls under the category of Browsers and is a subcategory of Add-ons & Tools. This extension displays a message counter on the extension icon, indicating the number of unread messages on VKontakte (VK).

One useful feature of VK Messages Counter is its sound notification. Users can enable sound alerts to be notified of new messages even when they are not actively using the VKontakte website.

VK Messages Counter is a work in progress, and the developer welcomes user feedback and bug reports. Users can leave their comments and suggestions in the reviews section, and the developer promises to address any issues promptly.

Overall, VK Messages Counter is a useful Chrome extension for VKontakte users who want to stay updated on their unread messages without having to constantly check the website.