8x8 X Series is a cloud‑based communications platform that combines voice, video, chat, contact‑center, and analytics for businesses of all sizes. Below is a curated list of 20 comparable telephony solutions you can evaluate as alternatives.
Get targeted exposure with custom position pinning and highlighted placement.
Comprehensive cloud phone system with unlimited calling, video meetings, team messaging, and robust integrations for CRM and productivity tools.
Enterprise‑grade VoIP service built into the Zoom ecosystem, offering global calling, auto‑attendant, call queues, and seamless video meeting integration.
Integrated PSTN calling within Microsoft Teams, providing call routing, voicemail, call queues, and direct integration with Office 365 apps.
Scalable cloud phone platform with voice, video, messaging, and API‑driven communications, plus a marketplace of third‑party apps.
On‑premise or cloud‑hosted PBX solution offering SIP trunking, video conferencing, live chat, and CRM integrations.
All‑in‑one VoIP service with auto‑attendant, call analytics, team collaboration tools, and unlimited domestic calling.
Enterprise cloud calling solution tightly integrated with Webex meetings, messaging, and Cisco security framework.
AI‑powered cloud phone system featuring real‑time transcription, sentiment analysis, and seamless integration with G Suite and Office 365.
Modern call center software with inbound/outbound routing, IVR, and built‑in analytics, part of the Freshworks suite.
Cloud‑based call center platform designed for sales and support teams, offering click‑to‑dial, call routing, and CRM integrations.
Unified communications solution with VoIP, video, chat, and contact‑center features, plus a robust API for custom workflows.
Hosted PBX service delivering voice, video, and collaboration tools, with advanced call analytics and mobile app support.
Enterprise‑grade cloud communications suite offering voice, video, messaging, and contact‑center capabilities with strong security.
Virtual phone system aimed at small businesses and entrepreneurs, featuring call forwarding, voicemail transcription, and custom greetings.
Flexible VoIP service with pay‑as‑you‑go plans, virtual numbers, call forwarding, and integrated texting.
Small‑business cloud phone system offering a simple setup, auto‑attendant, call recording, and mobile app support.
Cloud contact‑center platform with AI‑driven routing, omnichannel support, and extensive analytics for high‑volume operations.
Enterprise contact‑center solution featuring predictive dialing, AI routing, and deep CRM integrations.
Comprehensive CX platform delivering voice, chat, email, and social support with AI‑powered routing and workforce management.
Programmable contact‑center platform that lets you build a fully customized telephony experience using Twilio's APIs.