Princess Cruises will introduce fast Internet to six more ships, bringing the number of ships equipped with the service to ten.
The MedallionNet technology offers unlimited, fast Internet service at sea, with charges starting at $10 (R143) a day for single devices.
The service will be made available on Coral Princess in April, Island Princess in May, Crown Princess in June and Emerald Princess in August. Guests on-board Sky Princess and Golden Princess will have access in October and December respectively.
The service is currently available on the Caribbean, Regal, Royal and Ruby Princess ships.