Engage effortlessly

Verified, branded conversations build trust. Get ready to enjoy response rates you never thought possible!

Delight with rich media

Get expressive! Use pictures, audio, video, and action buttons to create an unmatched customer experience.

Act like an app

Send engaging, interactive messages straight to your customers’ SMS inbox – no downloads required.

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It's called "Rich" Communication Services for a reason

Stand out from the competition with advanced two-way customer conversations right in your customers' SMS inbox.

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Create engaging, programmable RCS chats

Bring your brand to life in the inbox your users prefer using RCS via our omnichannel Conversation API. With the possibility to personalize each message it's easier to start the conversation than ever before.

Dynamic content

Take the guesswork out of engagement! Give customers suggested replies and CTAs via response buttons that’ll make their lives, and yours, so much easier.

Registered senders only

Only verified companies can use business RCS messaging, which means trust is built in from the get-go. And that makes it even easier to start a conversation.

Real-time feedback

Get closer to your customers and learn more about their behavior with real-time delivery, read receipts, and activity notifications.

Web/SMS fallback

Worried that some phones or networks might not support RCS? No problem! We'll turn your message into a web experience that can be sent via SMS to make sure it still gets delivered.

Personalized user experience

Store customer chat history and analytics with our omnichannel Conversation API to automate personalized, relevant replies.

Engaging alerts

Exciting carousels with images and programmable responses bring abandoned cart reminders to life and makes your promotional activities rise above the noise.

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Have questions?

  • Where is RCS supported?

    Support for RCS is continuously growing. For more information, contact one of our experts.​

  • What media types does RCS support?

    RCS protocol enables real-time message receipts, high-res images, video and audio. In addition, reply chips and carousels allow for simple browsing or scheduling.

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Conversation API

One conversation. One customer profile. One API. All the messaging channels you need!


Send and receive text messages at scale through a single connection.


Level up your customer experience and set your brand apart with rich, compelling messages - discover our MMS API!


Sinch supports a wide range of channels so you can reach your customers wherever they are.

Apple Business Chat

Directly engage your customers on any Apple device

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Enrich your business - get started with RCS

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Try out Sinch now - for free!

No credit card needed
Send free test messages
Easy integration with Sinch API
Access your API credentials and manage your settings and configuration