Fuze's main product combines business voice, videoconferencing, text, instant messaging, content sharing, and collaboration apps under a single cloud service to deliver both traditional phone systems and mobile devices a seamless transition between communication methods.

The products can integrate with existing enterprise software services, such as Slack, Salesforce, Gmail, Microsoft Teams, and Zapier.

[15] The company's customers include Associated Press, PGA Tour, National Geographic, AstraZeneca, Waste Management, Yamaha Corporation of America, and PTC.

[16][7][17][18] Fuze competes with Google, Microsoft and Cisco in offering a combination of phone, videoconferencing, text and related services.

[29] On June 5, 2019, Fuze launched Flex Summit, a one-day industry event bringing together experts in technology, HR, operations, and management to explore the future of distributed work.

[31] On December 11, 2019, amid a layoff of approximately 25% of all staff, Brian Day was named the company's new chief executive officer.

[34] In addition to its headquarters in Boston, the company has locations in New York, Ottawa, London, Aveiro (Portugal), Paris, and Sydney.

[35] Starting in 2014, ThinkingPhones began acquiring companies with a purpose of building a full communications stack in the cloud, to provide messaging, phone and video services, along with caller data.

[16][38] In March 2019, Fuze announced a partnership with Samsung to provide mobile unified communications as a service for remote and distributed workers.

[8] Fuze integrates with Google Meet, Zoom, Webex, Microsoft Teams, and GoToMeeting, to launch and join videoconferences seamlessly.