FriendlyTime

Provides casual time strings for events in the past. E.g. "about 10 minutes ago".

To use:

long timeNow = System.currentTimeMillis();
long timeThen = timeNow - 5000;
String friendlyTime = FriendlyTime.getFriendlyTime(timeNow, timeThen));

//friendlyTime has value "seconds ago"

See also the unit tests.