T-Mobile MultiLine makes is easy to add a second company managed number to a personal BYOD mobile phone. Employees can now carry one phone while keeping their work and personal number completely separate. The solution gives employees a distinct phone number for their work voice calls, text messaging and voicemail while maintaining their personal phone number. The T-Mobile MultiLine app is simple to use and works over any domestic carrier network. T-Mobile MultiLine also provides granular insights and analytics into work related productivity. Activation of the T-Mobile MultiLine service is required.