The Google Maps team announced a new version of the Android Google Maps app, they are now up to version 5.5.
The new features include:
New check-in and rating buttons added to Place pages
Update home and work address for your Latitude Location History
View the redesigned transit station pages
You can download the new version over here.
Here are some pictures:
Tom from the Google Maps team said in a Google Mobile Help thread:
Forum discussion at Google Mobile Help.
