Key Takeaways

  • Messages with green bubbles are regular SMS text messages, while blue bubbles indicate messages sent via iMessage, a platform specific to Apple devices.
  • iMessage relies on cellular data or Wi-Fi, saving users from incurring extra SMS/MMS fees and allowing messages to be sent without reliable cell service.
  • iMessage offers delivery status indicators, supports group chat, allows for sending large files, and has a range of additional features like stickers and visual effects.