Otto Numbers is a free Chrome extension developed by Ottomated. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This extension aims to enhance the Twitch streaming experience by providing users with valuable information about streamers' revenue rankings.

With Otto Numbers installed, users will notice indicators next to each streamer's name on Twitch. These indicators display the streamer's ranking in terms of revenue generated over the last two years. This feature allows viewers to easily identify the most successful streamers based on their financial success.

By providing this revenue ranking information, Otto Numbers offers Twitch users insights into the popularity and financial performance of streamers. This can be particularly useful for viewers looking to discover new content creators or for streamers themselves to gain a better understanding of their position in the Twitch ecosystem.

Overall, Otto Numbers is a valuable Chrome extension for Twitch enthusiasts who are interested in the financial aspects of streaming. With its revenue ranking indicators, users can easily identify the most successful streamers and gain insights into their financial performance.