Keep in mind Carrier messaging rates may apply.
What does blue text mean on iphone. That means someone has muted notifications from that particular conversation. A blue crescent moon means that you have a new unread message waiting for you to open it. Also when calling the phone it rings more than once and doesnt go through to voicemail.
If you send a message over SMS the bubble appears green. Your device will automatically detect this and send whichever way is appropriate. If the messages and the Send button are blue youre chatting over iMessage with another iOS 5 user.
If your phone is connected to the internet and the person you are messaging is also connected and using iMessage then the message will squirt across the internet. If the half moon icon only appears in the status bar at the top of the home screen it means youve turned on the Do Not Disturb mode. The Blue Alert System is somewhat similar to AMBER Alerts in that it is used to quickly inform large groups of people about potentially dangerous situations.
IMessage is Apples proprietary messaging system which appear as blue bubbles. If your iPhone messages are green it means that theyre being sent as SMS text messages rather than as iMessages which appear in blue. IMessages are texts photos or videos that you send to another iPhone iPad iPod touch or Mac over Wi-Fi or cellular-data networks.
IMessage is the most unique and important application of iPhone yet it is not immune to minor bugs and issues. These messages are always encrypted and appear in blue text bubbles. Blue messages are actually iMessages which are slightly different than standard text messages that you sent and received on previous non-Apple cell phones.
If you know someone has an iPhone and suddenly text messages between you and that person are green. Blue bubbles represent texts sent using Apples iMessage service which is free and uses a Wi-Fi connection while green bubbles represent texts sent using traditional cellular SMS. What does half moon mean on iPhone.