October 2, 2022
When you type out a message and tap “Send,” it feels like it’s sent instantly. However, there’s an even faster method called “RTT”, and it’s a valuable feature for the hearing and speech impaired. What Is RTT? “RTT” stands for “Real-Time Text,” and it’s a protocol for text calls. That’s right, it’s not text messaging…

When you type out a message and tap “Send,” it feels like it’s sent instantly. However, there’s an even faster method called “RTT”, and it’s a valuable feature for the hearing and speech impaired.

What Is RTT?

“RTT” stands for “Real-Time Text,” and it’s a protocol for text calls. That’s right, it’s not text messaging as you might normally think. RTT is a way to have a text conversation in real time over a phone call.

But isn’t regular text messaging in real-time? Somewhat. With regular text messaging, you type out a full message and send it when you’re ready. However, in an RTT conversation, you or the person on the other end can see what’s being typed as it’s being typed.

You’ll find RTT in the iPhone’s “Accessibility” menu, and that’s the true value of this feature. Phone calls can be difficult for the hearing and speech impaired, but texting and instant messaging apps lack the feel of a “face-to-face” conversation. RTT attempts to bridge that gap.

It should be noted that you do have the option to use RTT in a more standard text…

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