A free app for Android, by Scientific American.

Founded in 1845, Scientific American offers valuable insights from experts on significant advances in the fields of science and technology. The magazine should supply you with the latest news, as well as commentary and in-depth analysis and features led by scientific experts and Nobel Prize winners (more than 200 of them), about current events related to the industry.  This magazine is your guide to the modern, rapidly advancing world. A subscription is an act of support towards scientific journalism.

Gone are the days when we have to rely on the mailman to deliver our monthly subscriptions. This app is guaranteed to bring you your subscription to Scientific American on the promised date. Through Google Play, you can become a subsciber for only $49.99 anually, or $5.99 monthly. If you are only interested in a specific issue, you can pay $6.99.