Amaysim Australia Ltd (ASX: AYS) is known to be an online mobile service provider (MSP) in Australia that provides mobile telecommunication services. AYS has over 9,66,000 subscribers and provides them with mobile voice and data plans. The group has a range of 4G plans that find support from Optus 4G Plus network. The group has now moved from a telco to a home service provider. It has primarily launched amaysim-branded energy plans along with an online device store.