Last updated: 24 May 2026
Singapore VOIP buyers usually weigh more than seat pricing. The stronger providers can explain SIP trunk redundancy, number porting from incumbent carriers, cloud-PBX call quality on local circuits, and how their platform handles IMDA compliance, emergency dialling, and call recording for regulated industries.
Dialpad Connect is the unified-communications product within Dialpad's AI-powered customer-intelligence platform, combining business phone, video meetings, team messaging, and SMS for organisations of all sizes. The product runs on Dialpad's proprietary AI...
Vonage Business Communications (VBC) is a unified communications product from Vonage, an Ericsson company, that integrates business phone, video meetings, team messaging, and SMS into a single platform. The product serves SMBs and mid-market customers globa...
Telnyx CPaaS is a US-headquartered communications platform-as-a-service provider offering programmable voice, messaging, and AI infrastructure APIs on its private global IP network. The platform serves developers, enterprises, and AI builders embedding voic...
LWS Network is a Singapore-licensed services-based telecommunications operator providing international voice termination, SIP trunking, and wholesale carrier services. The company operates within Singapore's IMDA-licensed services-based operator (SBO) frame...
TE Globe is a Singapore-licensed services-based telecommunications operator providing international voice termination, SIP trunking, and wholesale carrier services within Singapore's IMDA-licensed SBO framework. The company focuses on least-cost-routing voi...
Voiso provides an AI-driven cloud contact center platform designed for sales and customer support teams. Its offerings include omnichannel communication and an AI predictive dialer, which can significantly increase call volume. The platform features speech...
Specialising in cloud-based Voice over IP (VoIP) telephony, Velox Networks Pte. Ltd. provides Singapore businesses with a cost-effective alternative to traditional on-premise phone systems. Its hosted cloud phone platform eliminates the need for PBX hardwar...
Call4tel is a Singapore-based provider of VoIP solutions, specializing in 3CX-certified PBX appliances and gateways for business communication. Their product line includes on-premise appliances pre-installed with 3CX and Debian, supporting up to 800 users....
Cal4Care, operating as CalnCall, is a provider of system integration products and services that is changing how businesses communicate with customers and partners. The company helps organisations track, measure, and authenticate their processes from initial...
Comcast Business VoiceEdge is a cloud-hosted PBX service from Comcast Business, designed for small and mid-sized businesses in the US. The service provides business phone numbers, auto-attendant, voicemail-to-email, hunt groups, mobility applications, audio...
Crexendo is a US-based cloud communications provider offering hosted UCaaS, contact center, and SIP trunking services. The company also provides the Crexendo NetSapiens platform, which powers other UC service providers globally. Crexendo operates with a dua...
8x8 Work is a cloud unified communications platform that unifies voice, video, chat, and messaging within a single application. The service is designed for businesses ranging from small teams to multinational enterprises. It offers features such as HD calli...
Happy2Call provides business communication solutions that link locations, people, and customers through a single, user-friendly system, whether a company operates from one site or ten. Powered by carrier-grade technology, the platform enables organisations...
Maven Lab is a Singapore-based Communications Platform as a Service (CPaaS) provider that offers programmable cloud communication APIs and complete communication solutions. The company's core offerings include SMS, voice, video, and omnichannel messaging ca...
LoopUp is a global cloud telephony provider specialising in Microsoft Teams voice consolidation for multinational enterprises. It offers a single global contract, unified pricing, one management portal, and a premium voice network spanning over 100 countrie...
Avaya Unified Communications provides enterprise voice, messaging, video, and contact-centre capabilities through the Avaya Aura platform, IP Office for mid-market customers, and Avaya Cloud Office (powered by RingCentral) for cloud-first deployments. The p...
Planet Alpha is an IT services and IT consulting company that operates with a resource network covering thousands of operators in over 200 countries and regions worldwide. Driven by bold ambitions and simplicity, Planet Alpha integrates into how the world c...
Headquartered in Singapore with offices across Asia, Innovax Systems develops OpsCentral, an AI-powered cloud contact centre platform serving government agencies and Fortune 500 organisations across the Asia Pacific region. Founded in 1998, the company deli...
AVOXI provides enterprise cloud communications with international voice coverage in over 150 countries. Its platform offers toll-free, two-way local, and Local DID numbers, managed through a SaaS interface. AVOXI integrates with contact center, communicatio...
Toku is a Singapore-headquartered cloud communications company that provides bespoke communication and engagement solutions for enterprises. The company offers AI-powered solutions, business telephony, customer engagement tools, and embedded communications...
Sangoma Unified Communications provides essential business communication solutions, including scalable voice, video, networking, and security. The company offers bundled technologies and 24/7 support to help reduce operating costs, shorten deployment times,...
Calilio is a cloud-based virtual phone system targeting small and mid-sized businesses, sales teams, and customer-support operations. The platform offers business phone numbers in 100+ countries, shared inboxes, IVR menus, call recording, voicemail transcri...
KrispCall is a cloud-based virtual phone system aimed at sales, support, and operations teams in SMBs and growing companies. The platform offers business numbers in 100+ countries (local, toll-free, mobile, national), unified call inbox, shared inbox, IVR,...
Netpluz Asia is a managed communications service provider based in Asia. The company offers secure, reliable, and resilient managed services across several key areas. These include cybersecurity to protect systems and data, connectivity for robust network a...