Plus Check Tag is a free Chrome add-on developed by Henry. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools.

This add-on is designed to be installed through the Chrome Web Store. Once installed, it is only effective within the internal tool called Plus.

The main purpose of Plus Check Tag is to ensure that the selected tag is the latest when building online projects using Plus. It provides a prompt if the chosen tag is not the most up-to-date, preventing the construction of incorrect project versions.

With its simple installation process and functionality, Plus Check Tag is a valuable tool for developers using Plus to build online projects.