Hide Twitter Promotions is a free Chrome add-on developed by usa96. This add-on allows users to block and hide unwanted promotions and advertisements on Twitter. By installing this add-on and opening Twitter, users will no longer see annoying ads and promotions on their timeline, trends, and recommended users.

One of the key features of Hide Twitter Promotions is its ability to block all promotions that contain the word "プロモーション" in their tweets. This ensures that users have a cleaner and more enjoyable Twitter experience without being bombarded by unwanted advertisements.

It is important to note that this add-on also hides any tweets on the timeline that include the word "プロモーション." Therefore, users should be cautious if they want to view tweets specifically related to promotions.

Overall, Hide Twitter Promotions is a useful tool for those who want to have a clutter-free Twitter experience by blocking and hiding promotions and advertisements.