What is RCS messaging and what does it mean for smartphones?

October 08, 2024

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Have you ever found yourself frustrated with the limitations of regular text messages? Maybe you've tried to send a high-quality photo or a large video file, only to find out it wouldn't go through or the recipient viewed a pixelated file. Or perhaps you've wished your group chats were a bit more interactive and feature-rich. If so, you'll be happy to hear that RCS (Rich Communication Services) messaging is the next generation of smartphone communication. With RCS messages, you can enjoy richer, more interactive communication on your Android devices, so you can stay connected to friends and family wherever and whenever you want.

What does RCS messaging do?

Think of RCS messaging as an upgrade to the standard SMS (Short Message Service) and MMS (Multimedia Messaging Service) that we've all been using for decades. RCS messaging has been available to Google Messages for years and provides a more dynamic and engaging way to communicate compared to standard SMS. Here are some of its key features:

  • Send high-resolution photos, files, videos, and audio messages without worrying about file size limits.
  • Know when your message has been read with read receipts.
  • See when the other person is typing a response with typing indicators.
  • Create and manage group chats with ease. From naming the groups, choosing your favourite display icon, and managing users.
  • Benefit from end-to-end encryption for safe and secure communication when you’re messaging other Google Messages users who also have RCS enabled.

RCS messaging works by using your data or Wi-Fi connection, similar to how internet-based messaging apps work. This allows for faster and more reliable message delivery compared to traditional SMS. Note that RCS chats typically don't cost users extra since carriers use your Wi-Fi or mobile data plan.

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How does RCS messaging work?

RCS works through your Android’s built-in messaging app, as long as both you and the person you're messaging have RCS enabled.

To use RCS messaging you don't need to download any new apps. It is currently available on Google Messages, and now available on Apple’s iMessage.

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Differences between RCS and SMS messaging.

RCS messaging is a significant upgrade from traditional SMS, allowing media sharing, better group chats and improved security. With its integration into many Android devices, it’s easier than ever to take advantage of RCS messaging.

Here are some of the key differences between RCS and SMS messaging:

1. Choices in message content and media support

  • SMS: Limited to a specific number of characters and doesn't support multimedia content.
  • RCS: Allows you to send high-resolution images, videos, audio messages and other rich media without strict file size limits. This makes conversations more engaging and interactive.

2. More features and capabilities

  • SMS: Basic messaging with no support for advanced features like read receipts or typing indicators. It's a simple, one-way communication tool.
  • RCS: Offers many of the latest features including read receipts, typing indicators, group chats and the ability to send and receive rich media. These features bring a more dynamic and interactive experience to messaging.

3. Seamless delivery and connectivity

  • SMS: Uses the network to send messages, which can be slower and less reliable, especially in areas with poor signal strength.
  • RCS: Uses data or Wi-Fi to send messages – similar to internet-based messaging apps, resulting in faster and more reliable message delivery.

4. Better security

  • SMS: Can be less secure than RCS on Google Messages, as messages are not encrypted and can potentially be intercepted by third parties.
  • RCS: Encryption is on by default when you send messages to other Google Messages users who also have RCS enabled, protecting messages from being accessed by Google or other third parties.

5. Compatibility and accessibility

  • SMS: Universally supported across all mobile phones, regardless of make, model or operating system.
  • RCS: Requires both the sender and receiver to have RCS-compatible devices and carriers. While many of the latest smartphones support RCS, its availability can still vary depending on the carrier and region.

6. Enhanced user experience

  • SMS: Provides a straightforward messaging experience without any advanced functionalities.
  • RCS: Enhances user experience with rich features similar to popular messaging apps like WhatsApp, making it more engaging and convenient.
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Using RCS messaging on your Pixel phone.

To enable RCS messaging on your Pixel phone:

  1. On your device, open Google Messages
  2. At the top right, tap your profile picture or icon and then Messages settings
  3. Tap RCS chats
  4. Turn RCS chats on

Read more tips for activating RCS chats

Not all devices support RCS messaging, but many of the latest smartphones do. Here are some examples:

  1. Pixel 9
  2. Pixel 9 Pro/Pro XL
  3. Pixel 9 Pro Fold
  4. Samsung Galaxy S24+
  5. Samsung Galaxy S24 Ultra

If you’re an iPhone user, to learn how to turn on RCS, check with your carrier and the settings instructions for your device.

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The future of RCS messaging?

As more carriers adopt the technology, we can expect to see a huge rise in the use of RCS messaging. With its interactive features and easy-to-use technology, it’s possible we might be waving goodbye to simple SMS messaging and see the rise of RCS as the main way of communicating across Android devices in the future.

With Apple’s adoption of RCS, messaging between iPhones and Android phones has just become a lot more seamless. Now, you can experience clear videos and reliable group chats, making messaging smoother for everyone. Find out more about the adoption here.

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Availability of RCS varies by region and carrier.