For getting work done, Slack is a good tool for business communications. It's a broad platform that can help teams collaborate better with a collection of organized workspaces called channels for different types of messages, huddles for videoconferences, and AI-powered tools to help with automation. It also integrates with other software, so it's adaptable for small and large businesses.
If you want a broader suite of business communication tools, Bitrix24 is a good option. It's got a lot of tools in one package -- chat, videoconferences, a CRM system, project management and a free website builder. The AI-powered CoPilot tools and the ability to integrate with other tools make Bitrix24 a good choice for team management, sales and communication.
Last, Wildix has a unified communications platform that uses AI to try to make businesses more efficient. It's got features like AI-generated summaries, real-time transcriptions and sophisticated live chat, so it's a good option for businesses trying to improve customer satisfaction and sales.