RCS - new
era of mobile messaging

Rich Communication Services (RCS) are propelling business messaging into the future, improving upon SMS with a richer, more engaging experience.

Powering marketing platform for businesses around the world:

RCS BUSINESS COMMUNICATION

The future of communication is RCS

With a nearly 50% adoption rate in many European countries, a staggering 420+ million global monthly active users, and a massive 1.2 billion RCS-ready devices, this technology is poised to revolutionize mobile messaging.

Dozens of mobile network operators and phone manufacturers worldwide are embracing RCS, which boasts a 30-second engagement time, supports up to 100 MB heavy messages, and offers a 24-hour conversation window for seamless two-way interaction.

Multiple formats

Photo, video, or even audio? Communicate with your recipients in any way you choose.

Location sharing

Send users the addresses of the nearest stores or branches, guiding them straight to you.

Instant communication

Stay in touch with users around the clock using a chatbot, action buttons, and suggested replies.

24/7 Support

Surmount challenges with our top-notch support service, consistently prepared to help you.

RCS Channel

Reach customers via
a channel they’re already using

One of RCS's main advantages is its accessibility. Users don’t have to download any apps or register with third parties. The entire interaction unfolds within the messaging apps native to Android and Microsoft devices.

Connect with your audience using a channel they already know to enhance customer journey, increase loyalty, reduce churn, and optimize revenue. RCS turns familiar channel into avenue for meaningful business-customer connections.

Rich media

Capture attention with unique content

RCS knows no limits! Send photos, videos, and even audio.

Location sharing

Meet customers' needs proactively

Guide customers to your nearest store.

Suggested actions

Much more than just another chatbot

Drive sales, deliver exclusive offers, and maximize your marketing efforts.

Go beyond limits

Reach customers via a channel they’re already using

One of RCS's main advantages is its accessibility. Users don’t have to download any apps or register with third parties. The entire interaction unfolds within the messaging apps native to Android and Microsoft devices.

Connect with your audience using a channel they already know to enhance customer journey, increase loyalty, reduce churn, and optimize revenue potential. RCS turns familiar channels into powerful avenues for meaningful business-customer connections.

Next-level technology

Elevate engagement

RCS Business Messaging (RBM) opens the door to elevated customer engagement through tailored and advanced communication scenarios. Capitalize on visually captivating, feature-rich mobile messages that take full advantage of smartphone capabilities, supporting a diverse range of media and features.

Talk to an expert

Design the way you want

What is MessageFlow?

MessageFlow is a one-stop-shop for messaging solutions, an integrated suite of products for marketing cross-channel communication. We understand that communication is the backbone of any successful business relationship.

Communication is a fundamental element of our area of expertise. We help run effective cross-channel communication: sending bulk Text Messages, highly deliverable Emails, engaging Mobile Push notifications.

Deliverability

Experience our outstanding 99% deliverability rate across a wide range of channels and diverse markets worldwide.

Scalability

We ensure extensive scalability of your communication process, fostering your success and peace of mind.

Expertise

Explore the power of glocal approach, blending 20 years of global experience and technology with local implementation expertise.

24/7 Support

Enjoy the comfort of comprehensive support with premium SLA and care of a dedicated Customer Success Specialist, consultations, and audits.

Picking up pace

World-class business communication

RCS Business Messaging offers a suite of rich features rivaling those of standalone messaging apps,. These advanced messaging capabilities and interactive features lead to improved customer engagement. Explore a range of features that empower you to craft profound real-time experiences.

Next-level technology

Elevate engagement

RCS IS UP NEXT

Why RCS is a great and growing

Rich Communication Services are available by default on all Android phones using the built-in Messages app by Google.

The channel is ready for even wider adoption by consumers and businesses alike, transcending networks and borders.

Deliverability

Experience our outstanding 99% deliverability rate across a wide range of channels on a global scale.

Scalability

Send large volume of messages without any performance issues or downtime.

Expertise

Redefine your communication operations by leveraging our 300-strong team of experts.

24/7 Support

Overcome obstacles with our best-in-class support service that's always ready to assist you.

40%+

Of all smartphone users

Some European countries have already seen a 40-50% RCS adoption rate.

30 sec

Engagement rate

Users spend even up to 30 seconds on consuming RCS content.

100 MB

High quality content

RCS is a content-rich format including photos, videos, and image carousels.

24h

Conversation window

RCS allows for a two-way brand-customer interaction over a 24h timeframe.

TESTIMONIALS

Don’t just take our words

If you really want to know why you should choose MessageFlow, don’t take it from us - hear straight from our customers.

We use the platform to send SMS and Mobile Push notifications both domestically and internationally with Support always on standby.

Vice President of the Board Vice President of the Board

ING Bank Śląski confirms that it cooperation in the scope of the contract for the provision of services in the area of SMS sending of a marketing and information nature. When choosing the platform provider, we were mainly guided by the security of communication and the stability of the infrastructure.

CPO Wholesale Banking European Countries CPO Wholesale Banking European Countries

Efficiently overseeing our SMS campaigns, our collaborator guarantees timely execution, precise delivery, and thorough reporting.

Loyalty Program Coordinator Loyalty Program Coordinator

The communication platform provides us with comprehensive SMS communication services at a very high level. Thanks to the individual approach to our needs, we were able to use ready-made solutions, as well as tailor-made solutions, which is a great help in the case of such a large organization as ours.

Director Of The Finance and Customer Service Department Director Of The Finance and Customer Service Department

The Email and SMS communication infrastructure delivers outstanding overall performance, perfectly meeting our extensive marketing campaign needs.

Marketing Coordinator Marketing Coordinator

We have been using this platform continuously since 2011 to handle SMS campaigns. The tool is characterized by high quality of operation, it is distinguished by the speed of sending shipments, high level of deliverability and access to the Polish GSM infrastructure.

Director of Loyalty Program Director of Loyalty Program

Our SMS provider has delivered uninterrupted, efficient service over 24 months, showing a flexible and customer-centered approach that aligns seamlessly with our operational needs.

Marketing Manager Marketing Manager

Futurebound

Why RCS is a great and growing

Dozens of mobile network operators and phone manufacturers worldwide are embracing RCS, which boasts a 30-second engagement time, supports up to 100 MB heavy messages, and offers a 24-hour conversation window for seamless two-way interaction.

Design the way you want

What is MessageFlow?

Why?

Already available by default on all Android phones using the built-in Messages app by Google.
Ready for even wider adoption by consumers and businesses alike, transcending networks and borders.
Our support has your back at every stage – ready to advise, verify settings, and run tests
Enjoy the full security of ISO and GDPR compliance, SOC2, 2FA, anti-phishing shield
And much more!

How?

Enjoy the benefits of a single solution using
cross-channel capabilities
Send your marketing campaigns (Emails, SMS, and Push) using an intuitive self-service panel
Get creative with our user-friendly low-code creator and build your message like a pro
We are here to provide assistance, verify your settings, and conduct tests
And much more!

Reliable RCS messaging

Technology for
every occasion

Product promotions
Product feedback and reviews
Order confirmations and updates
Appointment booking and reminders
Customer surveys

Interactive customer support
Event invitations
Mobile banking alerts
Personalized recommendations
Travel updates

Text

Get demo

Perfect fit

Single platform, streamlined data

Our powerhouse API effortlessly links up with any CRM or CMS, making your campaigns more effective and saving you time through automated data flow. No worries – our experienced support team has your back, offering top-tier technological and strategic help at every turn of your journey.

On the safe side

Security comes first

At MessageFlow, safeguarding your data is our top priority. We ensure the highest level of protection with enterprise-grade security and globally recognized compliance measures.
Managing millions of messages monthly demands exceptional diligence for optimal deliverability and performance. Rest assured, your data is in safe hands, thanks to properly implemented protocols and proactive monitoring systems.
We adhere to the highest industry standards, providing you with peace of mind and the freedom to focus on growing your business.

Java

Node

PHP

Python

Ruby

Shell

var client = new RestClient("https://api.messageflow.com/v2.1/email");
var request = new RestRequest(Method.POST);
request.AddHeader("content-type", "application/json");
request.AddHeader("authorization", "REPLACE_KEY_VALUE");
request.AddParameter("application/json", "{\"subject\":\"Test email subject\",\"smtpAccount\":\"1.test.smtp\",\"tags\":[\"test-tag\"],\"content\":{\"html\":\"<h1>Hello world</h1>\",\"text\":\"Hello world\",\"templateId\":\"as2sCwq\"},\"bcc\":[{\"email\":\"string\",\"name\":\"string\"}],\"cc\":[{\"email\":\"string\",\"name\":\"string\"}],\"from\":{\"email\":\"string\",\"name\":\"string\"},\"replyTo\":{\"email\":\"string\",\"name\":\"string\"},\"headers\":{\"X-TEST-HEADER\":\"val\"},\"to\":[{\"email\":\"test@domain.com\",\"name\":\"Test sender\",\"messageId\":\"test0001@domain.com\",\"vars\":{\"test-var\":\"var-value\"}}],\"attachments\":[{\"fileName\":\"report.txt\",\"fileMime\":\"text/plain\",\"fileContent\":\"c29tZSBmaWxlIGNvbnRlbnQ=\"}]}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);

package main
 
import (
   	"fmt"
   	"strings"
   	"net/http"
   	"io/ioutil"
)
 
func main() {
 
   	url := "https://api.messageflow.com/v2.1/email"
 
   	payload := strings.NewReader("{\"subject\":\"Test email subject\",\"smtpAccount\":\"1.test.smtp\",\"tags\":[\"test-tag\"],\"content\":{\"html\":\"<h1>Hello world</h1>\",\"text\":\"Hello world\",\"templateId\":\"as2sCwq\"},\"bcc\":[{\"email\":\"string\",\"name\":\"string\"}],\"cc\":[{\"email\":\"string\",\"name\":\"string\"}],\"from\":{\"email\":\"string\",\"name\":\"string\"},\"replyTo\":{\"email\":\"string\",\"name\":\"string\"},\"headers\":{\"X-TEST-HEADER\":\"val\"},\"to\":[{\"email\":\"test@domain.com\",\"name\":\"Test sender\",\"messageId\":\"test0001@domain.com\",\"vars\":{\"test-var\":\"var-value\"}}],\"attachments\":[{\"fileName\":\"report.txt\",\"fileMime\":\"text/plain\",\"fileContent\":\"c29tZSBmaWxlIGNvbnRlbnQ=\"}]}")
 
   	req, _ := http.NewRequest("POST", url, payload)
 
   	req.Header.Add("content-type", "application/json")
   	req.Header.Add("authorization", "REPLACE_KEY_VALUE")
 
   	res, _ := http.DefaultClient.Do(req)
 
   	defer res.Body.Close()
   	body, _ := ioutil.ReadAll(res.Body)
 
   	fmt.Println(res)
   	fmt.Println(string(body))
 
}

HttpResponse<String> response = Unirest.post("https://api.messageflow.com/v2.1/email")
.header("content-type", "application/json")
.header("authorization", "REPLACE_KEY_VALUE")
.header("application-key", "REPLACE_KEY_VALUE")
.body("{\"subject\":\"Test email subject\",\"smtpAccount\":\"1.test.smtp\",\"tags\":[\"test-
tag\"],\"content\":{\"html\":\"<h1>Hello world</h1>\",\"text\":\"Hello
world\",\"templateId\":\"as2sCwq\"},\"bcc\":[{\"email\":\"string\",\"name\":\"string\"}],\"c
c\":[{\"email\":\"string\",\"name\":\"string\"}],\"from\":{\"email\":\"string\",\"name\":\"stri
ng\"},\"replyTo\":{\"email\":\"string\",\"name\":\"string\"},\"headers\":{\"X-TEST-
HEADER\":\"val\"},\"to\":[{\"email\":\"test@domain.com\",\"name\":\"Test
sender\",\"messageId\":\"test0001@domain.com\",\"vars\":{\"test-var\":\"var-
value\"}}],\"attachments\":[{\"fileName\":\"report.txt\",\"fileMime\":\"text/plain\",\"fileCon
tent\":\"c29tZSBmaWxlIGNvbnRlbnQ=\"}]}")
.asString();

var request = require("request");
 
var options = {
  method: 'POST',
  url: 'https://api.messageflow.com/v2.1/email',
  headers: {'content-type': 'application/json', authorization: 'REPLACE_KEY_VALUE'},
  body: {
	subject: 'Test email subject',
	smtpAccount: '1.test.smtp',
	tags: ['test-tag'],
	content: {html: '<h1>Hello world</h1>', text: 'Hello world', templateId: 'as2sCwq'},
	bcc: [{email: 'string', name: 'string'}],
	cc: [{email: 'string', name: 'string'}],
	from: {email: 'string', name: 'string'},
	replyTo: {email: 'string', name: 'string'},
	headers: {'X-TEST-HEADER': 'val'},
	to: [
  	{
    	email: 'test@domain.com',
    	name: 'Test sender',
    	messageId: 'test0001@domain.com',
    	vars: {'test-var': 'var-value'}
  	}
	],
	attachments: [
      {
    	fileName: 'report.txt',
    	fileMime: 'text/plain',
    	fileContent: 'c29tZSBmaWxlIGNvbnRlbnQ='
  	}
	]
  },
  json: true
};
 
request(options, function (error, response, body) {
  if (error) throw new Error(error);
 
  console.log(body);
});

<?php
 
$curl = curl_init();
 
curl_setopt_array($curl, array(
  CURLOPT_URL => "https://api.messageflow.com/v2.1/email",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => "{\"subject\":\"Test email subject\",\"smtpAccount\":\"1.test.smtp\",\"tags\":[\"test-tag\"],\"content\":{\"html\":\"<h1>Hello world</h1>\",\"text\":\"Hello world\",\"templateId\":\"as2sCwq\"},\"bcc\":[{\"email\":\"string\",\"name\":\"string\"}],\"cc\":[{\"email\":\"string\",\"name\":\"string\"}],\"from\":{\"email\":\"string\",\"name\":\"string\"},\"replyTo\":{\"email\":\"string\",\"name\":\"string\"},\"headers\":{\"X-TEST-HEADER\":\"val\"},\"to\":[{\"email\":\"test@domain.com\",\"name\":\"Test sender\",\"messageId\":\"test0001@domain.com\",\"vars\":{\"test-var\":\"var-value\"}}],\"attachments\":[{\"fileName\":\"report.txt\",\"fileMime\":\"text/plain\",\"fileContent\":\"c29tZSBmaWxlIGNvbnRlbnQ=\"}]}",
  CURLOPT_HTTPHEADER => array(
	"authorization: REPLACE_KEY_VALUE",
	"content-type: application/json"
  ),
));
 
$response = curl_exec($curl);
$err = curl_error($curl);
 
curl_close($curl);
 
if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

import requests
 
url = "https://api.messageflow.com/v2.1/email"
 
payload = "{\"subject\":\"Test email subject\",\"smtpAccount\":\"1.test.smtp\",\"tags\":[\"test-tag\"],\"content\":{\"html\":\"<h1>Hello world</h1>\",\"text\":\"Hello world\",\"templateId\":\"as2sCwq\"},\"bcc\":[{\"email\":\"string\",\"name\":\"string\"}],\"cc\":[{\"email\":\"string\",\"name\":\"string\"}],\"from\":{\"email\":\"string\",\"name\":\"string\"},\"replyTo\":{\"email\":\"string\",\"name\":\"string\"},\"headers\":{\"X-TEST-HEADER\":\"val\"},\"to\":[{\"email\":\"test@domain.com\",\"name\":\"Test sender\",\"messageId\":\"test0001@domain.com\",\"vars\":{\"test-var\":\"var-value\"}}],\"attachments\":[{\"fileName\":\"report.txt\",\"fileMime\":\"text/plain\",\"fileContent\":\"c29tZSBmaWxlIGNvbnRlbnQ=\"}]}"
headers = {
	'content-type': "application/json",
	'authorization': "REPLACE_KEY_VALUE"
	}
 
response = requests.request("POST", url, data=payload, headers=headers)
 
print(response.text)

require 'uri'
require 'net/http'
require 'openssl'
 
url = URI("https://api.messageflow.com/v2.1/email")
 
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
 
request = Net::HTTP::Post.new(url)
request["content-type"] = 'application/json'
request["authorization"] = 'REPLACE_KEY_VALUE'
request.body = "{\"subject\":\"Test email subject\",\"smtpAccount\":\"1.test.smtp\",\"tags\":[\"test-tag\"],\"content\":{\"html\":\"<h1>Hello world</h1>\",\"text\":\"Hello world\",\"templateId\":\"as2sCwq\"},\"bcc\":[{\"email\":\"string\",\"name\":\"string\"}],\"cc\":[{\"email\":\"string\",\"name\":\"string\"}],\"from\":{\"email\":\"string\",\"name\":\"string\"},\"replyTo\":{\"email\":\"string\",\"name\":\"string\"},\"headers\":{\"X-TEST-HEADER\":\"val\"},\"to\":[{\"email\":\"test@domain.com\",\"name\":\"Test sender\",\"messageId\":\"test0001@domain.com\",\"vars\":{\"test-var\":\"var-value\"}}],\"attachments\":[{\"fileName\":\"report.txt\",\"fileMime\":\"text/plain\",\"fileContent\":\"c29tZSBmaWxlIGNvbnRlbnQ=\"}]}"
 
response = http.request(request)
puts response.read_body

echo '{"subject":"Test email subject","smtpAccount":"1.test.smtp","tags":["test-tag"],"content":{"html":"<h1>Hello world</h1>","text":"Hello world","templateId":"as2sCwq"},"bcc":[{"email":"string","name":"string"}],"cc":[{"email":"string","name":"string"}],"from":{"email":"string","name":"string"},"replyTo":{"email":"string","name":"string"},"headers":{"X-TEST-HEADER":"val"},"to":[{"email":"test@domain.com","name":"Test sender","messageId":"test0001@domain.com","vars":{"test-var":"var-value"}}],"attachments":[{"fileName":"report.txt","fileMime":"text/plain","fileContent":"c29tZSBmaWxlIGNvbnRlbnQ="}]}' |  \
  http POST https://api.messageflow.com/v2.1/email \
  authorization:REPLACE_KEY_VALUE \
  content-type:application/jsonfileContent":"c29tZSBmaWxlIGNvbnRlbnQ="}]}'

Top-notch API

World-class Email API & SMTP

Get the best-in-industry API solutions for your transactional and marketing Emails. Gain full control over the entire Email delivery process, allowing you to optimize and customize your Email sending for maximum impact. Say goodbye to spam folders and hello to higher engagement rates as you harness the power of our advanced Email infrastructure.

Choose the perfect one-stop-shop for your omnichannel communication

Automotive

Individual approach

MessageFlow is a communication platform that provides us with comprehensive SMS services at a top level. Thanks to the individual approach to our needs, we were able to use both off-the-shelf and tailor-made solutions, which proved to be very helpful at an organization as large as ours.

Director of The Finance and Customer Service Department

Retail

200% growth in deliverability

Brand specialist

Banking

Safety

CPO Wholesale Banking European Countries

Developers

Email API SMS API Push API

Marketing

Email SMS Push RCS

Company

About us Contact us Blog

Support See docs

About Blog

Let's keep in touch!

Stay ahead of the curve with our newsletter, and be the first to know about the latest technological advancements and innovations!

RCS - newera of mobile messaging

The future of communication is RCS

Reach customers via a channel they’re already using

Capture attention with unique content

Meet customers' needs proactively

Much more than just another chatbot

Reach customers via a channel they’re already using

Elevate engagement

What is MessageFlow?

World-class business communication

Elevate engagement

Why RCS is a great and growing

Don’t just take our words

Why RCS is a great and growing

What is MessageFlow?

Why?

How?

Technology forevery occasion

Single platform, streamlined data

Security comes first

World-class Email API & SMTP

Choose the perfect one-stop-shop for your omnichannel communication

RCS - new
era of mobile messaging

Reach customers via
a channel they’re already using

Technology for
every occasion