TCS Lockdown is a free Chrome extension developed by Keaton F. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools.

The main purpose of TCS Lockdown is to help teachers and educators maintain control over their students' internet usage during class time. With this extension, specific computers can be locked down, ensuring that students stay focused and on task.

By using TCS Lockdown, teachers can prevent distractions and increase productivity in the classroom. This extension provides a simple and effective solution for keeping students engaged and working.

Overall, TCS Lockdown is a valuable tool for educators who want to create a focused learning environment and maximize productivity in the classroom.