Texting on a cruise ship in 2026 is most effectively done through Wi-Fi-based messaging apps rather than traditional cellular SMS. Because "Cellular at Sea" roaming charges are notoriously expensive (often $0.50 per text or more), most travelers purchase a shipboard Wi-Fi package. Once connected to the ship's satellite internet—which is increasingly powered by high-speed Starlink technology—you can use WhatsApp, iMessage, or Facebook Messenger to text for free. If you do not want to pay for a full internet plan, many cruise lines (like Carnival, Royal Caribbean, and Disney) offer a low-cost "Chat Plan" within their official cruise app for about $5 per day, allowing you to message other passengers on the same ship. For those with iPhones, iMessage sometimes works for free even without a paid plan on certain ships, though this is a "glitch" rather than a guaranteed service. To avoid accidental "sticker shock" on your phone bill, the "pro" move is to keep your phone in Airplane Mode with Wi-Fi turned on for the duration of the voyage, ensuring you stay connected without triggering predatory roaming fees.