There will be a total of ten apps available on PS4 in the UK when the machine launches.
Unlike on Xbox One, users will not be required to have a PlayStation Plus subscription to access the services, although obviously some (such as Netflix) do require users have a specific service subscription with their providers.
The UK line-up in full is as follows:

  • BBC iPlayer
  • BBC Sports
  • BBC News
  • Netflix
  • LoveFilm
  • Music Unlimited
  • Video Unlimited
  • Vidzone
  • Demand 5
  • IGN

In total there are 18 apps launching across Europe with the console, which are as follows:

  • BBC iPlayer – UK
  • BBC Sports – UK
  • Total Channel – Spain
  • Demand 5 – UK
  • RTBF – Belgium
  • NOS SPORTS – Netherlands
  • XIMON – Belgium, Netherlands
  • Watchever – Germany
  • IGN – Australia, Austria, Belgium, Denmark, Germany, India, Ireland, Italy, Kuwait, Luxembourg, Netherlands, New Zealand, Norway, Qatar, South Africa, Saudi Arabia, Spain, Sweden, Switzerland, UAE, UK
  • Wuaki.TV – Spain
  • BBC News – UK
  • maxdome – Australia, Germany
  • Netflix – Denmark, Finland, Ireland, Netherlands, Norway, Sweden, UK
  • LOVEFiLM – Germany, UK
  • Viaplay – Denmark, Norway, Sweden
  • Music Unlimited – Australia, Belgium, Denmark, Finland, France, Germany, Italy, Ireland, Netherlands, New Zealand, Norway, Spain, Sweden, UK
  • Video Unlimited – Australia, France, Germany, Italy, Spain, UK
  • VidZone – Australia, Belgium, Denmark, Finland, Germany, Ireland, Italy, Luxembourg, Netherlands, New Zealand, Norway, Portugal, Spain, Switzerland, UK

http://www.mcvuk.com/news/read/ps4-g...-in-uk/0124921