Xariti London

Xariti is a free mobile application that helps you find charity shops near you in London.
It gives search results based on your GPS location or your search.
Its easy user interface provides the tools to show in a map or list all charity shops around you.

Example of the charity shop you could find are Marie Curie, Cancer Research, Barnardo's, Sue Ryder Care, North London Hospice, Sense, Shelter, Oxfam, etc...