Geopaparazzi is a tool developed to do very fast qualitative engineering/geologic surveys. Even if the main aim is in the field of surveying, it contains tools that can be of great use also to OpenStreetMappers as well as tourists that want to keep a geo-diary.
The main aim of Geopaparazzi is to have a tool that:
Geopaparazzi is developed by HydroloGIS and can be found in the android market directly from your android phone. Simply browse to its market page here.