A free program for Android, by TRAVELLINE.

TravelLine is a travel planner and reservation manager for Android devices. TravelLine allows you to manage the whole travel process. You can also manage multiple reservations on your device and view them in a calendar. All changes are synchronized with the web version of TravelLine, so you can manage your reservations from any place with an Internet connection.

In addition, TravelLine allows you to manage the rates for your rooms. You can set the rates to be the same for all rooms or change them individually for each room. You can also set the rates to be higher or lower than the average rate.