This is an alpha quality prerelease. Not everything works, but some functionality exists. Namely, you can:
Lemmy posts can be read (defaulting to "lemmy.ml" for Guest)
Logging in works, via add an...
Just in time for the reddit apps to all die :) Notes are there, let me know how things go.
Interesting considering the other replies but I was able to install without any issues. Obviously there is still work to be done but I love the slide UI and it's great to have that with lemmy. I have observed an annoying issue with voting though. I can login and scroll and view comments and scroll some more but shortly after I up/down vote anything the app closed. I think it was the Thunder app that had a similar issue recently.
NP. I've also installed the second attempt version and see the same behavior. It is consistently 7-8 seconds after I up vote or down vote any post or comment. I'll pull logs on my phone and submit to github tomorrow.