TravelHQ for Android
Couldn't get into it. Once I tried with one account I couldn't change it to login with another one.
This is the worst. Could not get into it. Don't count on it when you need to keep in touch.
Doesn't update /sync with the event ever
Doesn't work
by M####:
Forced to use, but it's good for nothing, a set of calendar invites will do as much