How Open-Xchange significantly
increased user engagement by adding
voice, video and chat to OX App Suite.

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”Real-time collaboration enables us to further drive revenue growth.”

OX Messenger had been built with upsell in mind. With offering end users a basic communication functionality and drive revenue growth by providing attractive add-on features and bundles.

Open-Xchange is now able to significantly enhance its own user experience thanks to Summa’s API based platform Coligo GRID and 3rd party interworking. Summa now takes integrated voice, video, chat and collaboration to another level with OX App Suite. The first step in this user-driven evolution is Coligo MEETINGS.

About Open-Xchange

Open-Xchange develops, markets and sells integrated tools for the app and mobile-economy that enable full collaboration of email, documents, scheduling and social media. Built for the cloud, OX App Suite connects business and personal worlds, across devices and legacy systems. Sold and delivered through cloud and hosting providers, telco’s and local Internet services companies – OX App Suite gives individuals the freedom to collaborate, work and communicate the way they want. Open-Xchange AG is a privately-held company headquartered in Nuremberg, Germany with offices in Olpe, Germany, Kuala Lumpur, Malaysia and Palo Alto, USA. For more information, visit

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