CallHub
CallHub is a digital organizing platform empowering political campaigns, nonprofits, advocacy groups, unions, and businesses with scalable outreach via calling, texting, email, and automation.
The platform offers Predictive Dialer for high-volume campaigns, Power Dialer for personalized calls, and Auto Dialer. AI-powered Smart Insights categorize call sentiments. Dynamic Caller ID, Spam Shield, and SHAKEN/STIR compliance maximize answer rates.
Text capabilities include Peer-to-Peer Texting, Text Broadcasts, and Text-to-Join with SMS/MMS support, URL tracking, and automated responses.
Workflows automation enables multi-channel campaigns. The mobile app allows volunteers join campaigns from smartphones. CRM integrations with NationBuilder, NGP VAN, Salesforce, and Blackbaud ensure seamless sync.
CallHub is SOC 2, ISO 27001, GDPR, and TCPA compliant. Trusted by 200,000+ campaigns, it has facilitated 1 billion calls and 750 million texts.
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TXTImpact
TXTImpact is a trusted Mass Texting and Business Messaging Service provider, delivering reliable and affordable solutions for businesses of all sizes. Designed for simplicity and efficiency, the platform enables organizations to send mass text messages, bulk MMS campaigns, SMS polls, surveys, and automated reminders effortlessly. TXTImpact caters to diverse industries, including retail, healthcare, education, and nonprofits, offering customizable features to meet specific needs. Its intuitive dashboard simplifies the entire process, making it accessible even for non-tech-savvy users. With real-time analytics, message scheduling, and robust automation tools, it ensures seamless communication and engagement with your audience. Backed by a comprehensive knowledge base, tutorial videos, and responsive customer support, TXTImpact empowers businesses to achieve their messaging goals effectively. Whether you're running marketing campaigns, sending updates, or improving customer interactions,
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Textmagic
Textmagic is an all-in-one business text messaging platform designed to help companies send bulk texts, manage two-way conversations, and automate notifications with ease.
The platform's streamlined features, such as scheduled messaging, customizable templates, contact management, and WhatsApp integration allow you to connect with customers globally in just a few clicks. Textmagic also helps you optimize and monitor SMS campaigns in real time with robust reporting tools that offer insights into delivery rates, engagement, and response times, ensuring transparency for every message sent.
For businesses needing deeper integration, Textmagic’s SMS API and Zapier compatibility make it easy to connect with websites, CRMs, and other apps, enabling seamless automation.
Whether for marketing, notifications, or internal communication, Textmagic can provide the tools to simplify your messaging efforts, with flexible pricing and reliable support to back up any company’s growth.
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ClickSend
ClickSend is a simple, global SMS platform built for developers and the businesses they support. Built on a battle-tested API that always delivers with:
- Billions of messages delivered globally
- Direct routes only to 190+ countries
- 99.95%+ uptime
- Lightning-fast delivery
- Pay-as-you-go pricing — no lock-ins
- 24/7 support from people who actually understand APIs
- It works straight out of the box — and keeps working as you scale.
Already use Zapier, ActiveCampaign, Make or Power Automate? There are pre-built integrations ready to go.
Sign up and send your first message in minutes with free test credits.
Perfect for: alerts, 2FA codes, marketing campaigns and transactional messaging.
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