It's an extremely lightweight app with three priorities: ease of usage, security, and cost - effectiveness. (bitcoinprice.com)
There's also a «Go» version of the Play Store, which will only display lightweight apps. (ibtimes.com)
As we've seen recently, Facebook Lite has amassed over 200 million users, so there is a market for lightweight apps that load fast and don't consume a lot of data, particularly in developing countries. (androidcentral.com)