Sage Mobile Payments allows users to accept credit card payments on their mobile device. It works by turning a mobile phone, tablet or smart phone into a credit card terminal using an encrypted card reader. It supports over 400 mobile devices running iOS or Android. Transactions are secure, PCI compliant and receipts can be emailed directly from the phone. To use it, a Sage Mobile Payments account is required along with the compatible mobile device, data plan, and optional card reader.