Compare B2BSMSMail vs. Sigma Voice

ActiveCampaign is an autonomous marketing platform that revolutionizes the workflows of marketers, agencies, and entrepreneurs. The platform powers forms, landing pages, email, SMS, WhatsApp, automation, and a CRM, as well as the ability to integrate with over 1000 applications. With Active Intelligence, it's easy to create personalized, engaging, data-driven marketing campaigns. Other platforms focus on reporting past failures; ActiveCampaign’s Active Intelligence swiftly flags potential problems and creates opportunities proactively. Predictive insights and goal-driven AI agents replace dashboards and guesswork. Within a single tool, you get real-time reporting and proactive optimizations in addition to market-leading deliverability. That means you can act on insights faster, easily streamline processes, and drive growth for your business. By combining a user-friendly interface with a comprehensive suite of features, the platform is powerful, accessible, and designed to scale with your business. It's easy to get started: While traditional tools force teams through long setup cycles and training, ActiveCampaign delivers measurable lifts in engagement and conversions in days. 89% of surveyed customers say the platform meets their business needs better than the competition, and 88% say ActiveCampaign delivers value faster than competitors.

GetResponse offers an all-in-one marketing platform designed to equip marketers, solopreneurs, creators, coaches, and small business owners with powerful, user-friendly tools for email marketing, automation, and content monetization. With more than 25 years of experience, GetResponse supports audience growth and engagement through email campaigns, enables seamless course creation and sales, and helps turn passion into profit. It’s the ideal choice for building personal brands, selling products and services, and creating loyal customer communities.

Bigly Sales is an AI outbound calling platform that combines voice automation, telephony infrastructure, compliance controls, CRM connectivity, and campaign management in a fully managed service. The company handles number purchasing and management, carrier registration, whitelisting, spam monitoring, local presence dialing, and other infrastructure required to launch outbound calling campaigns. Compliance features are designed to enforce federal and state calling requirements before a call is placed rather than relying only on after-the-fact reporting. Bigly supports opt-out suppression, dialing-window restrictions, state-specific rules, consent workflows, and other TCPA-related controls at the system level. Its AI calling agents can contact new leads, conduct qualification conversations, schedule appointments, transfer qualified prospects, trigger follow-up messages, send payment links, and perform other sales actions. Call data can be pushed into CRM and API-connected systems so teams do not have to manually record transcripts, dispositions, qualification answers, or conversion outcomes. Reporting covers total calls, answer rates, lead-source performance, successful and unsuccessful dispositions, live transfers, appointments, SMS events, contracts, and payments. Bigly also continuously monitors campaign performance and adjusts prompts and qualification logic over time to improve results. The platform is used across industries including B2B SaaS, financial services, insurance, healthcare, home services, real estate, lending, education, telecom, ecommerce, dealerships, and professional services.

CallHub is a digital organizing platform built for political campaigns, nonprofits, advocacy groups, unions, and businesses to scale their outreach through calling, texting, email, and workflow automation. The platform includes Predictive, Power, and Auto Dialers for efficient and personalized calling. Its AI-powered Smart Insights analyze call sentiment, while Dynamic Caller ID, Spam Shield, and SHAKEN/STIR compliance ensure higher connection and answer rates. CallHub’s texting tools, Peer-to-Peer Texting, Text Broadcasts, and Text-to-Join support SMS/MMS, URL tracking, and automated replies. Workflow automation enables coordinated multi-channel campaigns, and the mobile app empowers volunteers to participate from anywhere. With native integrations for NationBuilder, NGP VAN, Salesforce, and Blackbaud, CallHub ensures seamless data sync across CRMs. The platform is SOC 2, ISO 27001, GDPR, and TCPA compliant. Trusted by over 200,000 campaigns worldwide, CallHub has powered 1 billion calls and 750 million texts, helping organizations connect, mobilize, and win.

D&B Hoovers is a sales intelligence and revenue workflow platform that helps organizations identify, prioritize, and act on buying signals. By combining trusted company and contact data with buyer intent, website engagement insights, trigger events, and AI-powered assistance, D&B Hoovers helps revenue teams uncover opportunities sooner and make more informed decisions throughout the sales cycle.   Built on the Dun & Bradstreet Data Cloud, D&B Hoovers provides comprehensive business intelligence, including company profiles, corporate family structures, decision-maker contacts, industry information, financial insights, company news, and market intelligence. Advanced search and segmentation capabilities allow users to identify high-potential accounts and build targeted prospect lists based on business characteristics, growth indicators, and buying signals.   D&B Hoovers integrates into existing sales and revenue workflows, helping teams reduce research time, prioritize outreach, monitor account activity, and engage buyers with greater relevance. Real-time business triggers and account intelligence help organizations understand changing customer needs, identify opportunities, and focus efforts on the accounts most likely to convert.   Whether supporting prospecting, account planning, pipeline generation, or revenue operations, D&B Hoovers provides the trusted intelligence and contextual insights needed to help teams work more efficiently and drive better business outcomes.

Elevate your business communications with Notifyre's secure SMS and fax solutions. Streamline SMS and faxing processes online, via email, app, or effortlessly integrate through our developer-friendly SMS and fax API. We're ISO 27001 certified and fully HIPAA compliant, giving you the utmost security for your faxes and SMS messages. Notifyre users from flexible pay-as-you-go fax & SMS and outstanding value receive fax plans and 10DLC number plans. 5 Star service guarantee! -Fax Online, Email to Fax, Fax API - Receive Fax Online -> Encrypted Cloud Storage -Online Fax Numbers -Fax Number Porting -Fax Broadcast 40,000+ Utilise the power of SMS messaging in your business, engaging with your audiences via SMS. Send SMS broadcasts or bulk SMS for marketing, promotions, surveys, support, alerts, or notifications all via a user-friendly secure online SMS portal. - 10DLC Virtual SMS Numbers -> Book a Demo for one-on-one guidance! - SMS Online, Email to SMS, SMS API - Mass Text Message Broadcast + SMS Marketing - Subscriber Management - Contact Management, Bulk Upload + Merge Fields + SMS Templates - Appointment Reminders, eCommerce Promo & Cart Reminders, SMS Alerts & Notification & More

Shape Software's purpose-built sales and marketing automation software empowers you to manage all aspects of your business from one platform. The cloud-based software from Shape offers many tools to help you manage and automate your online marketing, promotions via text, email and digital marketing ads, capture leads from online sources, nurture prospects and customers and project manage your day. You can also offer customers a secure portal to streamline your intake processes, systematically score leads with ShapeIQ, and run detailed custom reporting. Start growing your revenue with Shape's flexible suite of services today.

Turn the world into your office. 800.com allows you to manage your business from your cell phone. No contract, advanced calling features, forwarding for cell phones, and advanced calling features Increase conversions, brand recall, higher call response, and SMS messaging. Manage extensions, send professional greetings and manage your account online. 800.com offers standard forwarding as well as simultaneous and sequential ringing. Toll free numbers are the best standard for telephone numbers and will be taken seriously by US customers. Local numbers signal that your company isn't focused on doing business in the entire country. Every 800.com member has access to every phone system tool, regardless of the plan they choose. You will not only help your customers avoid long distance fees but also your company.

Signalmash is a specialized CPaaS platform designed for companies that value dependable messaging infrastructure paired with hands-on, human support. No complicated pricing tiers. No long support queues. Just direct access to real experts to help you build faster and deliver better customer experiences. Enterprise clients work directly with our engineering team via a dedicated Slack channel. We offer direct Tier-1 carrier connectivity with AT&T, Verizon, and T-Mobile, along with a 94% first-pass approval rate for 10DLC campaigns. Messaging SMS: 10DLC, short codes, toll-free RCS: Rich messaging and media via API or no-code tools Voice SIP trunking, VoIP, inbound and outbound calling Numbers & Identity Local, short code, and toll-free numbers Branded Caller ID (BCID) Number Intelligence CNAM lookups, carrier details, line type (wireless vs. landline), and federal DNC checks Signalmash combines enterprise-level performance with a high-touch, partner-first support model.

Squaretalk is a powerful contact center solution that transforms how modern sales teams connect with prospects and customers, convert sales opportunities, and grow their operations. It offers AI Voice Agents, omnichannel communication (including voice, WhatsApp messaging, SMS, and email), powerful call-handling features, and affordable scalability without additional complexity or costs. Squaretalk combines powerful communication tools with intelligent automation to help teams work more efficiently and deliver better customer experiences. Advanced call handling, automated transcripts, and sentiment analysis provide greater visibility into every conversation. The built-in contact management system keeps interactions organized and ensures no lead falls through the cracks. Flexible workflows can be customized to match specific operational needs, while advanced reporting tools offer actionable insights into team performance and business outcomes. Internal chat streamlines collaboration through instant communication, simplified mentoring, efficient escalations, and the consolidation of internal and external conversations within a single platform. Backed by enterprise-grade security, Squaretalk ensures that customer data remains protected and compliant. With local numbers in over 150 popular and niche destinations, we enable businesses of all sizes to establish and maintain a local presence, build trust, support their global expansion, and shorten sales cycles. Discover how Squaretalk’s cloud contact center platform can enhance your team’s connection rates and performance.