5 Top Cloud Communication Computing Platforms (2025)
If you’re reading this, you’re probably knee-deep in one of two situations:
You’re expanding operations across borders and need voice infrastructure that withstands pressure.
You’re tired of your aging, on-prem PBX system draining your budget and holding back your operational flexibility.
Either way, rather than asking, “What is a cloud communication platform?”—you’re left asking: “Which platform is going to meet my complex, global needs without becoming a full-time job?”
Sure, plenty of providers promise “seamless communications” and “simple setup.” But when it comes to managing international call routing, staying compliant across jurisdictions, and integrating with enterprise-grade tools like Genesys, Microsoft Teams, and Salesforce, you’ll need more than good marketing to support your enterprise communication goals.
You’ll need infrastructure, flexibility, real-time analytics, and, most importantly, a platform that scales with your business.
The right cloud communication platform can help you streamline global operations and improve voice reliability at scale. Comparing leading providers and understanding their key features is the first step toward finding a solution to support your goals in 2025 and beyond.
What is cloud communication computing?
Cloud communication computing uses internet-based platforms to manage, streamline, and scale voice, messaging, video, and contact center functions—all without the cost or complexity of traditional on-premise systems. Cloud communication platforms unify these channels, breaking down silos and enhancing collaboration for modern enterprises.
With global cloud communications market revenue growing at an 18.3% compound annual growth rate (CAGR) and projected to reach $180.7 billion by 2027, the rapid adoption of cloud-based communication is driven by its flexibility and cost-effectiveness.
Top 5 cloud communication computing platforms and providers
Below is a comparison of the top five cloud-based communication providers leading the charge:
| AVOXI | Extensive global voice network in 150+ countries | Deep integrations with major CCaaS and UCaaS platforms, such as Genesys, Microsoft Teams, Zoom, Salesforce | GDPR, HIPAA, PCI, enterprise-grade encryption | 24/7 support, onboarding specialists |
| Vonage | Broad domestic and international reach | HubSpot, Microsoft 365, Salesforce | Robust security protocols and compliance standards, including HIPAA | Chat, email, phone |
| RingCentral | Global presence with extensive number availability | Google Workspace, Microsoft 365, Salesforce | SOC 2, GDPR, HIPAA | Multiple support channels, including 24/7 options |
| Microsoft Teams | Integrated within the Microsoft 365 ecosystem, global reach | Microsoft ecosystem, third-party bots | Microsoft Compliance Framework | Microsoft Support tiered plans |
| Zoom | Primarily known for video, but offers expanding global voice capabilities | Salesforce, Slack, Google, Microsoft integrations | SOC 2, GDPR | Chat, help desk, enterprise support tier |
1. AVOXI
AVOXI is a cloud-native platform. It delivers a purpose-built global voice infrastructure designed for enterprises with distributed operations. The platform goes beyond basic Voice over Internet Protocol (VoIP). It offers full-stack cloud communication services, enterprise-level security, and 100% compliance with regulatory standards.
Key features:
- Session Initiation Protocol (SIP) trunking: SIP trunking with flexible capacity and routing controls
- Virtual numbers: Global virtual number provisioning in over 150 countries
- CCaaS and UCaaS integrations: Native integrations with platforms like Genesys, Microsoft Teams, Zoom, and Salesforce
- Call analytics: Advanced call analytics and real-time performance dashboards
- Call routing and Interactive Voice Response (IVR): Enterprise-grade IVR, call routing, and number masking
- Cloud migration support: Cloud-to-cloud voice migration from on-premises PBX systems
- Security and compliance: Built-in compliance tools, voice authentication, and uptime monitoring
Cons:
- Focused primarily on enterprise and global usage, not ideal for small businesses
- Advanced features may require onboarding for full optimization
2. Vonage
Vonage is a popular option among small to medium-sized businesses (SMBs) and mid-market companies because of its user-friendly cloud-based communication tools and extensive API library. Although it supports voice, video, and messaging, its global infrastructure and enterprise features lack the robustness of other platforms.
Key features:
- VoIP, SMS, and messaging APIs: Customizable communication workflows through a robust, developer-friendly API stack
- Video conferencing tools: Built-in video meeting functionality for team collaboration and client communication
- Customer relationship management (CRM) integrations: Connects with Salesforce, HubSpot, and other platforms to streamline customer interactions
Cons:
- Limited global phone number coverage and SIP trunking options
- Fewer robust compliance tools for enterprise-scale governance
3. RingCentral
RingCentral delivers a strong, all-in-one Unified Communications as a Service (UCaaS) experience that combines voice, video, messaging, and file sharing. It’s a good fit for businesses that want to consolidate their communication tools into one user-friendly app.
Key features:
- Unified communications platform: Combines VoIP, video conferencing, team messaging, and file sharing
- Global Private Branch Exchange (PBX) capabilities: Delivers cloud-based phone services in over 100 countries with local number support
- Productivity integrations: Connects with Microsoft 365, Google Workspace, and over 200 other business apps
Cons:
- Advanced analytics and integrations exclusive to higher-cost tiers
- Limited routing control compared to enterprise-specific platforms
4. Microsoft Teams
Microsoft Teams isn’t just a collaboration app. It’s a central hub for business communication across enterprises. Although Microsoft Teams isn’t a traditional voice-first platform, its integration with enterprise-grade voice services, backed by Microsoft’s global cloud infrastructure, makes it an effective communication solution.
Key features:
- Collaboration hub: Centralizes chat, video calls, meetings, and shared files across teams and departments
- Public Switched Telephone Network (PSTN) calling via direct routing: Enables enterprise voice calling with integration to existing telephony systems
- Enterprise-grade security: Adheres to Microsoft’s Compliance Framework, including data encryption and access controls
Cons:
- Not optimized for advanced voice routing or global call centers
- Voice features often require third-party integrations or licensing add-ons
5. Zoom
Zoom is best known for video conferencing, but has evolved its platform to include voice with Zoom Phone, positioning it as a rising competitor in cloud telephony and an ideal solution for companies that already use Zoom and want to branch into voice.
Key features:
- Zoom Phone system: Cloud-based VoIP calling with support for domestic and international numbers
- App integrations: Works with Salesforce, Google Workspace, Slack, and hundreds of third-party tools
- Real-time analytics: Offers detailed call reports, quality metrics, and admin alerts
Cons:
- Voice infrastructure not as mature as AVOXI or RingCentral
- Some enterprise-grade features are still evolving
5 essential cloud communication platform features
Enterprises evaluating cloud communication providers should prioritize these must-have capabilities:
1. Premium call quality and reliability
Your platform must consistently deliver clear, low-latency calls for your team and customers, no matter where they’re located. Top providers use global data centers, intelligent call routing, and real-time monitoring to keep uptime above 99.99%.
2. Global scalability
Your platform should scale with your team. Whether you're expanding into a new market or consolidating operations globally, look for solutions that support virtual number provisioning, local compliance, and SIP trunking everywhere you operate.
Comparisons between legacy and modern call center systems show cloud-native solutions outperforming traditional setups across every metric: cost, agility, scalability, and support.
3. Real-time analytics and reporting
A modern cloud communication platform should provide real-time call analytics, customizable dashboards, and usage reports that help IT and contact center leaders make data-driven decisions. Leading platforms allow you to track every aspect of communication—from agent performance and call quality to IVR drop-off rates and global call routing patterns—and offer exportable reports, API access, and threshold-based alerts to keep operations running smoothly.
4. Integrations with CRMs, CCaaS, and UCaaS platforms
Look for platforms that integrate with CRM systems, UCaaS tools, and Contact Center as a Service (CCaaS) systems. These integrations create a unified, data-rich environment that empowers teams to confidently engage with customers without switching platforms or losing context.
5. Enterprise-grade security and regulatory compliance
Voice traffic is sensitive data. Enterprises must ensure their cloud communication solutions meet international compliance requirements. This includes complying with regulations like the General Data Protection Regulation (GDPR), Health Insurance Portability and Accountability Act (HIPAA), and Payment Card Industry Data Security Standard PCI DSS. Enterprises must also implement best practices in encryption, user authentication, and fraud detection.
With voice fraud costing businesses billions annually, preventing phone fraud in VoIP communications is more critical than ever. Before signing a contract, ensure your provider offers region-based data storage, secure call recording, role-based access controls, and detailed compliance reporting.
5 steps to evaluate cloud communication solutions
The cloud communication computing platform you choose impacts everything from customer experience to operational resilience and scalability.
Here are five actionable steps to guide your selection process:
1. Analyze coverage requirements
Start by identifying your current—and planned—operational locations to select a provider with global voice coverage, local number provisioning, and SIP trunking support in all core markets. Look for dedicated user onboarding and customer support across time zones, languages, and network infrastructures.
2. Review pricing models
Look for transparent and scalable pricing that matches your usage, comparing per-user, per-minute, and bundled models. Watch for hidden costs like setup fees, international surcharges, or limited user tiers.
3. Check integration capabilities
Prioritize platforms offering plug-and-play integrations with CRM systems, UCaaS and CCaaS tools, and collaboration apps. Strong integrations reduce onboarding friction and drive better user adoption. With robust integrations, managing UCaaS and CCaaS voice environments becomes seamless, facilitating effective connections across systems, faster response times, unified customer data, and more intelligent automation.
4. Assess security and compliance
Ensure providers offer comprehensive data encryption, access controls, and network security. Confirm adherence to global standards like GDPR, HIPAA, PCI DSS, and local telecom regulations. Verify they provide proper compliance documentation, secure call recording, and geographic redundancy.
5. Evaluate support and service level agreements (SLAs)
Select UCaaS providers with 24/7 support and rapid-response SLAs, especially if your enterprise manages mission-critical customer communications. For migrations, choose vendors offering dedicated onboarding teams and migration tools for support.
How do businesses use cloud communication computing platforms?
Businesses leverage cloud communication computing platforms to improve several core functions.
Easier remote team collaboration
Hybrid and remote work are now standard. Teams need unified tools for video conferencing, instant messaging, and voice calls—all from a single interface. Cloud-based platforms like Microsoft Teams and Zoom centralize these workflows, giving employees secure access from any device, anywhere.
Improved customer experience
Customers expect fast, frictionless service across channels and time zones. Cloud-based platforms support this with real-time call routing, IVR systems, and automated SMS or voice updates.
Streamlined sales and client calls
With VoIP, click-to-call, and mobile app support, reps can make and receive calls from anywhere. Integrations with tools like Salesforce and HubSpot log and track every conversation across the pipeline. Call recording and transcription enable coaching and quality assurance, helping teams close more deals in less time.
Accessible employee training
Training remote or distributed employees used to mean hours of coordination and scheduling. Now, video conferencing, recorded sessions, and live chat features enable onboarding and upskilling at scale. Built-in analytics track engagement and completion, allowing HR and enablement teams to measure impact, not just attendance.
Virtual technical support
Virtual help desks use IVR, SMS, and voice queues to triage requests so support teams can escalate issues using voice, screen sharing, or video. With real-time monitoring and CRM integrations, agents gain crucial context before they pick up the phone, reducing resolution time and boosting productivity.
These use cases demonstrate why businesses across industries—from healthcare to finance and tech—are rapidly adopting cloud communication and computing platforms.
Streamline global voice with the right cloud communication solution
As global teams expand and communication channels diversify, businesses need more than a basic phone system. They need a scalable, secure, intelligent cloud communication platform that unifies voice, messaging, and team collaboration.
AVOXI delivers a future-ready solution for enterprises that are ready to modernize operations. The platform provides global connectivity through SIP trunking and virtual number provisioning, insightful advanced analytics, seamless UCaaS and CCaaS integrations, and robust compliance. AVOXI is purpose-built to meet today's business communication needs.
Want to streamline your communications and scale globally? Schedule a demo with AVOXI today and discover how our robust, cloud-native voice solutions can support your digital transformation.
