Add
1. Open JustRss App.
2. Click top-left hamburger button to open navigation drawer (swipe menu), then click Manage Subscriptions.
3.
3.1 Add from popular subscriptions.
3.1.1 Switch to POPULAR tab, click the category you are interested.
3.1.2 Click + button to add the subscription.
3.2 Add by RSS and Atom feed URL.
3.2.1 Switch to ADD tab, enter full URL of Rss/Atom feed and click search button.
3.2.2 Click Add button in top-right to finish addition.
