BBC iPlayer is a video on demand service from the BBC. The service is available on a wide range of devices, including mobile phones and tablets, personal computers and smart televisions. iPlayer services delivered to UK-based viewers feature no commercial advertising. The terms BBC iPlayer, iPlayer, and BBC Media Player refer to various methods of viewing or listening to the same content. Viewing or recording live television broadcasts from any UK broadcaster or viewing BBC TV catch-up or BBC TV on-demand programmes in the UK without a TV licence is a criminal offence.