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How to block websites using Otto?

Published on January 30, 2024

Otto is more than just a Pomodoro timer; it's also a website blocker designed to enhance your focus. Follow these steps to utilize the blocking feature:

Adding Websites to the Block List:

  1. Open Otto Chrome Extension:

    • Click on the Otto extension icon to open the main menu.
  2. Access the Blocking Section:

    • Click on the block icon (the 3rd button in the navigation bar).
    • Ensure that the "Blocklist" tab is selected.
  3. Add Websites to the Block List:

    • In the input field, add the website you want to block. Include the full URL along with "https:" (e.g.,
    • Click on the "Block" button to add the website to the block list.

Now that you've added a website to the list, you're all set. However, keep in mind that the blocking feature won't take effect immediately.

Enabling Website Blocking:

To activate the website blocking feature, follow these steps:

  1. Start Pomodoro Timer:

    • Turn on the Pomodoro timer using Otto.
  2. Focus Time Activation:

    • When the timer is active, Otto will automatically block all websites listed in the block list.

That's it! Enjoy distraction-free focus during your Pomodoro sessions with Otto's website blocking feature.