SPIRIT DSP, established in 1992, innovative carrier-grade voice and video software platforms allow telcos, service providers, OEMs and software developers to deliver superior quality VVoIP services.

SPIRIT DSP software is licensed to/powers popular products from global technology leaders including Apple, Adobe, ARM, AT&T, Avaya, Blizzard, BroadSoft, BT, China Mobile, Dialogic, Ericsson, HP, HTC, Huawei, Korea Telecom, Kyocera, LG U+, Mavenir, Mitel, Microsoft, NEC, Oracle, Polycom, Reliance, Samsung, Skype, Texas Instruments, Toshiba, Viber, ZTE, among more than 250 others.

SPIRIT product TeamSpirit® IM is on-premises video messenger that interoperates with legacy corporate IT infrastructure – telephony, video conferencing hardware, Skype, Exchange server. TeamSpirit® IM provides a full set of features and options of popular IMs along with multipoint VideoMost® videoconferences that are compatible with enterprise video conferencing hardware such as Polycom, Cisco, Avaya, Huawei and with Skype.

TeamSpirit® IM is not a cloud service, but a complete set of text messenger’s source code, from UI to backend, which quickly enables rich, engaging messaging experiences in any corporate mobile app. TeamSpirit® IM helps create comfort corporate workspaces to communicate, share and get work done together, like Cisco Spark and Microsoft Teams. All in one app with a single interface under your company’s brand.

The full version of TeamSpirit® IM is seamlessly integrated with the VideoMost® Server and supports HD video calls and multipoint video conferences for business-grade communication with up to 100 video participants in online room.

VideoMost® is software video conferencing server with mobile clients that supports all popular communication protocols and international standards including H.323, H.239, SIP, BFCP, VNC, XMPP, H.264, G.7xx, WebRTC, and delivers interoperability with legacy video conferencing hardware. VideoMost works in popular browsers (Internet Explorer, Firefox, Chrome, Safari) and is available on both iOS and Android mobile platforms providing 16 interactive video windows on a smartphone screen. It also provides a full range of tools for team work, including mobile messaging, document sharing and polling.

VideoMost® SDK is all-inclusive set of VVoIP media processing technologies, signaling protocols and collaboration tools for licensing.

SPIRIT offers all its products for white-label licensing and allows service providers and software vendors to offer video conferencing services under your own brand and billing with immediate time-to-market.


Kirill Grachev

Marketing Director

+7 (499) 995-23-85

Dmitry Platonov

Marketing Manager

+7 (499) 995-23-85