Keyword Rank Checker is a free Chrome add-on developed by 3F Solutions. It is a useful tool for quickly determining the ranking position of keywords for a website on Google. This add-on is specifically designed for the Vietnamese SEO community.

With Keyword Rank Checker, users can easily check the rankings of multiple keywords in a fast and efficient manner. It allows for customization based on the domain, providing accurate results tailored to specific websites. Additionally, the add-on also keeps a record of the ranking history, allowing users to track the progress of their keywords over time.

Overall, Keyword Rank Checker is a valuable tool for SEO professionals and website owners who want to monitor and improve their keyword rankings on Google. It provides a user-friendly interface and reliable results, helping users make informed decisions to optimize their websites for better search engine visibility.