Exchanges is a free Chrome add-on developed by bashu, thanks. It falls under the category of Browsers and is classified as an Add-ons & Tools program. This add-on allows users to view tweets exchanged between any two Twitter handles over the years.

The main purpose of Exchanges is to provide users with the ability to see if two Twitter handles have interacted via tweets in the past. This can be beneficial for several reasons. Firstly, it allows users to learn from seeing how others relate on the platform. Secondly, it provides a broader view of a community by showing interactions beyond just the last 24 hours. Lastly, it helps users remember if they have ever engaged with somebody or vice versa.

With its simple and straightforward functionality, Exchanges offers users a convenient way to track and explore past interactions on Twitter. It is a useful tool for those who want to gain insights into their connections and engagement history on the platform.