Rainbow - 2025 Pricing, Features, Reviews & Alternatives

Rainbow is a sovereign hybrid collaboration platform from the cloud for businesses of all sizes. The software provides asynchronous and real-time communication capabilities including PSTN calls, audio and video conferencing, persistent collaboration and messaging, remote control, and more. Rainbow integrates with Microsoft Teams to complement enterprise telephony services, bringing the office phone to any device.

Key features of Rainbow include hybrid collaboration which combines existing telephony infrastructure with new cloud capabilities for the best of both worlds. There is also a cloud telephony module to deploy a full telephony system from the cloud, with certified SIP trunking providers. For education and enterprises, Rainbow offers a virtual classroom system for training and events. Additionally, Rainbow provides custom-made collaboration solutions tailored to specific industries. An ecosystem of connectors and apps interconnects Rainbow with existing business applications.

On the hardware side, Rainbow works with audio and video conferencing equipment for meeting rooms. Services are available to assist with digital transformation from discovery through adoption. Rainbow has partnerships with technology leaders to enrich its vertical ecosystem. The goal is enabling seamless collaboration experiences for users in a secure sovereign environment, connecting devices, platforms, and workflows into a single easy-to-use interface.