Only the current version so far โ new entries appear as the app ships updates.
JsTips: Useful Javascript Tips is an education app by Appeneure Technologies Pvt. Ltd. with 10,000+ downloads (about 15K estimated). Rated 4.3 from 129 ratings. Released Jan 27, 2016. Install growth, rank history, SDKs and ad networks.
From the store listing: โAn app to get a Javascript tip a day!โ