

Izzyondroid is an f-droid repository. Basically a list of apps. Izzyondroid isn’t really relevant to the question.
The bottom of each screenshot shows the version name. One of them ends in .web which is a different version of the app, and the link i shared talks about the different versions of the app.
fdroid
version. As pictured bottom of right screenshot.web
version. As pictured bottom of left screenshotThe link i provided discusses the difference in these two versions (along with the third version).