REVE Systems vs. SIP Server Comparison Chart

Ultatel stands at the forefront of business communications, empowering organizations with cutting-edge cloud VoIP technology to boost productivity and stay connected with customers anywhere, anytime. Our plans come fully scalable, featuring unlimited HD Voice, SMS, Fax, Chat, Video, and over 40 advanced features and integrations. Experience true transparency with our no-hidden-fees pricing model—what you see is exactly what you pay! Recognized as a Gartner Category Leader and G2 High Performer, Ultatel offers a unified communications platform that evolves with your business. Powered by our innovative FlexScale technology, you can effortlessly adjust your communication needs without any downtime or penalties. Our Award-Winning Customer Support team is here for you 24/7/365, delivering a remarkable 94% first-contact resolution rate. With Ultatel, enjoy the peace of mind that comes with being connected beyond limits.

PBXware is the world’s first and most mature IP PBX Professional Open Standards Turnkey Telephony Platform. Since 2004, PBXware has deployed flexible, reliable, and scalable Next Generation Communication Systems and VoIP solutions to Small and Medium sized Businesses (SMBs), enterprises, Internet Telephony Service Providers (ITSPs), Call Centers and governments worldwide by combining the most advanced of the latest technologies. Bicom Systems’ softswitch is offered in Business, Contact Center and Multi-Tenant Editions, each supporting specific features maximizing performance, reliability, and expandability.

Intulse is a business VoIP provider offering hosted/cloud VoIP services for businesses. Managed VOIP phone systems with speed, flexibility, and more for small & large businesses in the USA. Intulse was founded in 2015 to help businesses that were stuck using old communication systems that only did a little but cost a whole lot find a better solution to meet their needs. Intulse’s VoIP UCaaS (Unified Communication as a Service) solutions are designed to increase productivity through the Intulse App, CRM integration (ex. Salesforce & HubSpot), softphones, time-based routing, virtual receptionists, customized greetings, unlimited extensions, and more. Customers who choose Intulse as their cloud VoIP provider get the power of a feature-rich system that can be customized to best-fit how they do business. Intulse’s communications specialists work closely to help select and implement features to ensure each business gets the most out of their system and service.

Caller ID Reputation is a service that allows companies to monitor their caller IDs across all major carriers, call-blocking apps, and aggregator APIs. It provides real-time visibility and control over how calls are presented to clients, helping businesses identify flagged caller IDs and reduce flags by up to 95% in the first month. The platform offers a user-friendly dashboard to manage multiple business lines simultaneously, ensuring calls are not marked as spam or scams. Caller ID Reputation also provides real-time notifications and detailed dashboards for continuous monitoring, enabling immediate remediation of flagged numbers. By maintaining a positive phone number reputation, businesses can improve connection rates and uphold brand integrity. Blocked calls can stop you from reaching patients and they would never know you tried to call or text them. Blocked calls can stop you from reaching patients and they would never know you tried to call or text them.

Revolutionize your contact center with CallTools—the cutting-edge cloud-based software that integrates your inbound and outbound dialing on a single platform. Boost your agents’ productivity and enhance customer engagement like never before with CallTools’ powerful suite of call center features, including predictive dialing, call recording, and multi-touch campaigns with email and SMS capabilities. Get a complete 360-degree view of your agents’ performance and take advantage of real-time reporting. With seamless integration options, advanced queue management, and flexible IVR settings, CallTools ensures a streamlined workflow. Effortlessly manage data targeting and caller ID strategies to optimize connection rates and improve outcomes. Empower your team with a user-friendly interface designed to simplify complex tasks while delivering consistent results.

Focusing on delivering "Easy-first Unified Communications", Yeastar P-Series Phone System offers companies of all sizes with a complete package for calls, video, messaging, and integrations, out of the box. With in-built visual call management, integrated video conferencing, advanced contact center features, and ready-made SMS, WhatsApp, Microsoft Teams, CRMs, and more platform integrations, P-Series boosts productivity at all levels and provides everything across desktop, mobile, and browser with simple user apps. Available in the Appliance, Software, and Cloud Editions, P-Series provides flexible deployment options, allowing you to have it sited on-premises or in the cloud. Balancing costs and future growth, it requires a lower total cost of ownership, less training, and fewer management efforts. The ease of use and future-proof adaptability are paramount.

Intermedia Unite® brings business communications, collaboration, and customer engagement into one easy-to-use platform—keeping teams connected, productive, and responsive from anywhere. It replaces fragmented tools by combining business phone service, video conferencing, team chat, and file sharing into one seamless experience, so employees can collaborate without switching apps. Unite delivers enterprise-grade calling with 100+ features, integrated customer engagement, and enhanced Microsoft Teams experiences. With mobile and desktop apps, users can call, meet, message, and engage customers from anywhere while maintaining a consistent business identity. AI-powered transcription, summaries, and insights help teams capture details and follow up efficiently. Backed by 99.999% uptime and J.D. Power-certified support, Unite ensures reliable performance—resulting in simpler communications, more productive teams, and better customer engagement.

Datagate is a SaaS, telecom billing solution for MSPs that sell UCaaS, VoIP, mobile voice & data services under their own brand. Datagate integrates with popular software systems that MSPs use including ConnectWise Manage, QuickBooks, Xero, Stripe, Authorize.net and others. Suitable for MSPs in USA, Canada, UK, Australia and New Zealand; Datagate & partners handle all telecom tax & compliance requirements.

Signalmash is a boutique CPaaS built for businesses that need reliable communications and real human support behind every interaction. No tiers. No wait times. Real support for faster development and better outcomes for your customers. Our enterprise-grade customer gets a dedicated Slack channel with our engineers. Direct Tier-1 connections with AT&T, Verizon & T-Mobile. 94% first-time 10DLC approval rate. SMS: 10DLC | Short code | Toll-free | RCS: RCS Rich | RCS Media through API & No-Code Platform Voice: SIP Trunking | VoIP | Termination | Origination Numbers/DIDs: Local, short code & toll-free numbers | BCID (Branded Caller ID) Number Intelligence/Lookup: Subscriber Info (CNAM) | Carrier Information | Carrier Type (Fixed or Wireless) | Federal DNC Status Signalmash enterprise-grade reliability, boutique-level support.

3CX is a software-based, open standards IP PBX that offers complete Unified Communications, out of the box. Suitable for any business size or industry 3CX can accommodate every need; from mobility and status to advanced contact center features and more, at a fraction of the cost. Ideal for companies working remotely, 3CX includes mobile apps, video conferencing and website live chat. Installation, management and maintenance of the PBX is so easy that you can effortlessly manage it yourself, whether on an appliance or server at your premise on Windows, Linux or in the cloud. Alternatively you can choose to have it hosted by 3CX for a completely hassle-free solution.