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IMS and RCS as never before seen at MWC 2015 Bacelona. Live presentations featuring the RCS/VoLTE Connected Car demonstrating call handover, enriched+call, and many innovative enterprise usecases. Followed by VoLTE+, Enriched Call, IMS Home Automation / Connected Living, IMS mHealth, RCS Virtual Reality w/ViLTE, RCS Web clients/API and more  - a must experience live demonstration! View Locattions

Summit has been selected as the IMS/RCS client and Auto-Configuration Server (ACS) solution provider for the deployment of IMS (IP Multimedia Subsystem) by TELUS, a leading Canadian telecommunications company. The IMS client launch has set a new industry standard by simultaneously launching across the most diverse set of devices and platforms: iPhone, iPad, Android smartphone and tablets, Windows PCs and Mac OSX, with more to come.

For a sneak peek at what Summit has been cooking up with IMS, visit our Summit Online Lab, or come and experience our must-see live presentations @ CTIA Las Vegas, Sept 9, 10, 11 2014, booth 7412

MTS selects Summit as the ACS solution provider and iOS and Android RCS client partner.

AmericaMovil selects Summit as the RCS ACS solution provider. Summit is presently providing AmericaMovil with RCS iOS and RCS Android clients in over 12 markets. Now with the addition of ACS (auto-configuration server), Summit will ensure a seamless user experience during the RCS provisioning process.

Touch, the leading mobile operator in Lebanon, has selected Summit as the provider of their RCS client and ACS provisioning solution.

Summit's RCS Stickers within chat messages has turned out to be a popular feature - users just can't seem to get enough of them. In keepimg up with demand, Summit will be launching the RCS Sticker Shop in 2014:, a storefront customised and localised to geographical regions and/or operators requirements. Users can add to their sticker collection from directly within their iOS, Android, Firefox, Windows or HTML 5 web clients.

Telefonica selects Summit as the hosted RCS Web Gateway solution provider for RCS web clients and RCS FireFox OS devices.

Summit RCS 5.1 and joyn Blackbird now available for Windows 8.1 Surface 2 (ARM) and Surface Pro 2 (x86) tablets.

RCS on iOS 7 is a must see - a slick new user interface including a host of new features. Many competing RCS clients are plagued by connectivity and reliability issues on iOS. In contrast Summit`s latest RCS client, built upon the Summit multi-platform IMS stack, has been validated for robustness in the most challenging networks - combining both reliability and good looks in one elegant package.

Visit us at Rich Communication 2013 in Berlin, October 29-30th. See live demonstrations of Summit's latest RCS solutions from Web-based RCS cloud services to the latested iOS 7 RCS App and Windows 8.1 RCS client, inlcuding what was featured at the Connected Living pavillion at GSMA Mobile Asia Expo 2013; Summit's mHealth, RCS Enterprise & IMS Home Automation demonstrations - a huge success in showcasing the innovation and monetization possibilities available today on RCS.


Summit has been selected by Telefonica as a global supplier of Summit's joyn Blackbird downloadable RCS clients for smartphones and tablets. After having successfully launched across several operators globally, Summit's RCS clients are now available in 3 continents and in over 7 countries and counting.

Summit has been selected by América Móvil as a global supplier of Summit's downloadable RCS clients for smartphones & tablets.

Summit's iPad and iPhone joyn app now more social than ever!

joyn Blackbird and RCS 5.1 Android clients by Summit now updated to support Summit`s RCS HomeScreen,

Now available Summit RCS Web client (HTML5) & Firefox OS joyn app. Designed with an advanced web-based user experience adapted for smartphones, tablets & desktops. To complement our recent launch of RCS for Windows 8 - now available Mac OSX RCS 5.1 client .

Summit showcased Rich Communication Services leveraging RCS APIs at GSMA Mobile World Congress at: Hall 5 Stand 5MR80. Demonstrations of RCS 5.1 and RCS-e clients on Android, iOS, Windows, Mac OSX, as well as web clients.

joyn Blackbird RCS clients available for smartphones & tablets including Windows 8 Pro Surface. Summit`s joyn for Windows is now supported on desktops (Windows XP, Vista, 7, 8), tablets (Windows Pro & Windows RT) & joyn for Windows Phone.

Innovative IMS Solutions Designed to Amaze
Innovative IMS Solutions Designed to Amaze
March 2015
>Imagine the experiences next generation immersive services can unlock by leveraging IMS capabilities in delivering QoS and interoperability. Read more
The World's Most Launched RCS joyn App
IMS will turn your network services upside down - and that's a good thing.
September 2014
The Summit multi-platform RCS & VoLTE, alongside our suite of innovative IMS services will revolutionize & transform your view of next generation telecom services. Read more
The World's Most Launched RCS joyn App
Don't fall behind the competition. Lead.
November 2013
From supporting virtually all platforms and form factors, we take it one step further and add on hundreds of extra features!
Read more

The World's Most Launched RCS joyn App
Summit RCS App - The world's most launched RCS joyn app
October 2013
The World's Most Launched RCS joyn App. Launched in over 10 countries and counting. Come see why Summit's RCS app has been the most deployed RCS app in the world. Read more
Rich Communication Services
RCS on iOS 7. A must-see marvel.
October 2013
RCS on iOS 7. Improved User-experience. Advanced Media Engine. Blackbird & RCS 5.1 Support. Stickers, Audio Notes & much more Read more
Evolution has taken a quantum leap.
Why wait for network evolution to deliver next generation services when you can inspire evolution.
July 2013
Summit's latest RCS clients offer hundreds of improvements & refinements ranging from enhanced voice & video calling quality rivaling the best the industry offers,... Read more
joyn Blackbird - HomeScreen
RCS joyn HomeScreen, an
immersive user-experience.
April 2013
Quick access to a totally new and immersive joyn experience.
RCS chat, share and voice/video calling functions readily accessible from any screen. Read more
ACS - Auto Configuration Server for RCS
RCS Service Provisioning -
Auto Configuration Server (ACS)
March 2013
The Summit Auto-Configuration Server (ACS) allows operators to easily deploy a scalable service provisioning solution for Rich Communication Services. Read more
 HTML 5 & Firefox OS RCS clients
Summit welcomes into existence our latest RCS creations: HTML5 & Firefox OS
March 2013
Summit is now welcoming to the universe our latest releases of HTML 5 and Firefox OS RCS clients... and we have now updated our Mac OSX RCS client to RCS 5.1. Read more
RCS 5.1 - Summit RCS Client
The reference RCS client by which
all others are measured against.
Feb 2013
Whether it is 5.1 or RCS-e joyn, whether you deploy messaging based on OMA SIMPLE IM or CPM, Summit RCS Client - The reference by which all others are measured against. Read more
joyn RCS Client - Windows 8
The Most Accredited RCS Client
on the most diverse network
Feb 2013
Just in time for the launch of Windows 8 Surface Pro & Surface 2 tablet. Summit`s joyn for Windows - the most GSMA Accredited RCS Client on the most diverse networks. Read more
joyn Sessions - RCS industry news
joyn Sessions Episode 02:
Tablets, PCs and beyond...
Jan 2013
Stay synced with the latest RCS Industry News & Video blog. Topics: Enhanced FileShare, vCard Exchange & more on joyn for iPhone, see the latest joyn for Android features...Read more
Rich Communication Services
5th Annual Rich Communication
Suite and Services
Oct 2012
Summit Tech the first RCS-e & RCS 5 client vendor to have launched Rich Communication Services joyn app with multiple operators and across continents. Europe: joyn by Vodafone, & North America: joyn by MetroPCS. Read more
GSMA RCSe Client - Mobile Asia Expo
The World's Most Sophisticated
GSMA RCSe Client
June 2012
Mobile Asia Expo 2012 in Shanghai:Summit to present GSMA joyn clients (RCSe 1.2.2, joyn Hotfixes) including newly added support for RCS 5.1 Read more

joyn Mobile World Congress - Disruption
When was the last time
telecom was this exciting?
Feb 2012
Barcelona, Spain. Mobile World Congress (MWC): Summit Tech is the provider of the world's first RCSe client launched by a Tier 1 operator - joyn by Vodafone (beta) Read more