Coordinate Converter Plus is a coordinate converter and elevation calculator for Android. Supported coordinate formats:
1 Latitude / Longitude:
- Decimal degrees (DD.ddd)
- Degrees decimal minutes (DD.mmm)
- Degrees Minutes Seconds (DD MM SS)
2 UTM 
3 MGRS UTM. 

Features:

GPS converter
Latitude Longitude Converter
UTM(WGS84 and ARC 1950) converter
MGRS converter
Datum transformation
Maps
Convert map coordinates
Map layers (point, polyline, polygon)
Feature labels
Import / Export layers
Map grid with various coordinates formats (xy axis)
Calculate segment length for polylines and polygons
Calculate polygon area
Calculate distance and bearing on map
Digitizer
Create map projects
Auto save projects
Share projects
Share coordinates
Import / export coordinates
Save location
Paste coordinates from clipboard
Import / export coordinates
Elevation calculator
Geoid altitude correction using the EGM96 model

Possible uses:
- Mapping 
- Geo-caching 
- Hiking
- Camping 
- Navigation
- Air rescue
- Surveys

Coordinate converter, elevation calculator and mapping app for Android