Surely you can. Download newest version 0.18.2 from above on this page, under the Download heading.
If you mean the unreleased buggy development version 0.19, you can not download it because it is not released yet. Read developers post 5 days ago, it explains the situation. https://www.patreon.com/posts/131210285
If there are more issues, the Wiki has FAQ section with info on Download problems.