
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.
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Aircall transforms business communications with an intelligent, cloud-based phone system built for modern sales and customer support. More than just a calling tool, it provides an all-in-one hub that connects phone, SMS, and WhatsApp conversations in a single platform.
Its AI Assist Pro feature delivers real-time coaching during calls and simplifies follow-up, enabling reps to sell smarter and resolve support issues faster. Teams can leverage advanced capabilities like call routing, IVR, analytics dashboards, and power dialers to maximize efficiency.
With integrations across Salesforce, HubSpot, Zendesk, Intercom, Shopify, and 250+ other apps, Aircall seamlessly fits into existing workflows. Businesses benefit from reliable call quality, international number coverage, and scalable features that grow with their needs. Customer stories highlight improvements such as a 4% increase in CSAT scores and the ability to process 25,000+ calls per month with stability and ease. Aircall makes customer conversations more personal, productive, and impactful—without the complexity of traditional systems.
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Apollo
Apollo is an AI-driven sales platform that combines B2B data, prospecting, engagement, enrichment, and deal execution within a unified revenue workspace. Its business database helps sales and marketing teams identify companies and contacts using detailed targeting criteria and access verified email addresses and phone numbers. Outbound capabilities include automated multichannel sequences, cold calling, task prioritization, workflow automation, meeting scheduling, and email deliverability tools. Inbound tools can identify website visitors, capture leads, enrich records, score prospects, and route qualified opportunities to the appropriate representatives. Apollo’s data enrichment capabilities help organizations complete, cleanse, and update CRM records using current company and contact information. Deal execution features include meeting preparation, call recording, conversation intelligence, follow-up assistance, pipeline management, coaching, and sales analytics. AI functionality supports prospect research, prioritization, personalized outreach, meeting insights, and other repetitive sales workflows that would otherwise require manual work. Apollo also offers integrations, APIs, a Chrome extension, workflow automation, and an MCP interface for connecting its data and sales capabilities with other applications and AI systems. The platform is intended for sales development teams, account executives, marketers, revenue operations professionals, sales leaders, and founders that want to manage more of the revenue lifecycle from one system.
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Close
Close is the top CRM for small businesses and startups looking to win more deals in less time. Your team can communicate with prospects or customers in one place using built-in SMS, email, and calling. It's an all-in-one platform that you can use as a standalone tool without the need for any additional sales email tools or calling products.
Close is cloud-based and affordable. It's also easy to use and has straight-forward pricing. This makes it a great fit for small and medium-sized businesses. Plans start at $49//month.
Close was designed to make salespeople as efficient as possible. With just one click, you can make and receive calls. All calls are automatically logged (no need to enter any data manually!). The phone rings and leads activity information is displayed immediately. This means that you always have the data you need!
Support is available via email, phone, FAQ documentation online, and a self service knowledge base.
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