Duolingo Annoyance Blocker is a Chrome extension developed by Harli Kodasma. This free add-on falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. As the name suggests, the program aims to remove annoying elements from the popular language-learning platform, Duolingo.

With Duolingo Annoyance Blocker, you can bid farewell to pop-up ads, mid-lesson motivation cards, and the 'let's review missed exercises' card. The extension provides a convenient settings menu that allows you to customize your Duolingo experience. Simply click on the extension to open the menu and disable any or all of the annoying elements mentioned above.

One notable feature of this extension is that the settings are synced with your Google account. This means that you can enjoy a seamless experience across different devices without having to reconfigure the settings. Say goodbye to distractions and focus on your language learning with Duolingo Annoyance Blocker.